668811780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 432

約数和(自身を含む): 2683961280

約数和(自身を除く): 2015149500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 49, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 98, 105, 114, 117, 126, 130, 133, 140, 147, 156, 171, 180, 182, 190, 195, 196, 210, 228, 234, 245, 247, 252, 260, 266, 273, 285, 294, 307, 315, 342, 364, 380, 390, 399, 420, 441, 455, 468, 490, 494, 532, 546, 570, 585, 588, 614, 630, 637, 665, 684, 735, 741, 780, 798, 819, 855, 882, 910, 921, 931, 980, 988, 1092, 1140, 1170, 1197, 1228, 1235, 1260, 1274, 1330, 1365, 1470, 1482, 1535, 1596, 1638, 1710, 1729, 1764, 1820, 1842, 1862, 1911, 1995, 2149, 2205, 2223, 2340, 2394, 2470, 2548, 2660, 2730, 2763, 2793, 2940, 2964, 3070, 3185, 3276, 3420, 3458, 3684, 3705, 3724, 3822, 3990, 3991, 4095, 4298, 4410, 4446, 4605, 4655, 4788, 4940, 5187, 5460, 5526, 5586, 5733, 5833, 5985, 6140, 6370, 6447, 6916, 7410, 7644, 7980, 7982, 8190, 8379, 8596, 8645, 8820, 8892, 9210, 9310, 9555, 10374, 10745, 11052, 11115, 11172, 11466, 11666, 11970, 11973, 12103, 12740, 12894, 13815, 13965, 14820, 15043, 15561, 15964, 16380, 16758, 17290, 17499, 18420, 18620, 19110, 19341, 19955, 20748, 21490, 22230, 22932, 23332, 23940, 23946, 24206, 25788, 25935, 27630, 27930, 27937, 28665, 29165, 30086, 31122, 32235, 33516, 34580, 34998, 35919, 36309, 38220, 38682, 39910, 40831, 41895, 42980, 44460, 45129, 47892, 48412, 51870, 52497, 55260, 55860, 55874, 57330, 58330, 59865, 60172, 60515, 62244, 64470, 69996, 71838, 72618, 75215, 75829, 77364, 77805, 79820, 81662, 83790, 83811, 87495, 90258, 96705, 103740, 104994, 108927, 111748, 114660, 116660, 119730, 121030, 122493, 128940, 135387, 139685, 143676, 145236, 150430, 151658, 155610, 163324, 167580, 167622, 174990, 179595, 180516, 181545, 193410, 195559, 204155, 209988, 217854, 225645, 227487, 239460, 242060, 244986, 251433, 262485, 270774, 279370, 285817, 300860, 303316, 311220, 335244, 349980, 359190, 363090, 367479, 379145, 386820, 391118, 408310, 419055, 435708, 451290, 454974, 489972, 502866, 524970, 530803, 541548, 544635, 558740, 571634, 586677, 612465, 676935, 682461, 718380, 726180, 734958, 758290, 782236, 816620, 838110, 857451, 902580, 909948, 977795, 1005732, 1049940, 1061606, 1089270, 1137435, 1143268, 1173354, 1224930, 1257165, 1353870, 1364922, 1429085, 1469916, 1516580, 1592409, 1676220, 1714902, 1760031, 1837395, 1955590, 2123212, 2178540, 2274870, 2346708, 2449860, 2514330, 2572353, 2654015, 2707740, 2729844, 2858170, 2933385, 3184818, 3412305, 3429804, 3520062, 3674790, 3715621, 3911180, 4287255, 4549740, 4777227, 5028660, 5144706, 5308030, 5716340, 5866770, 6369636, 6824610, 7040124, 7349580, 7431242, 7962045, 8574510, 8800155, 9554454, 10289412, 10616060, 11146863, 11733540, 12861765, 13649220, 14862484, 15924090, 17149020, 17600310, 18578105, 19108908, 22293726, 23886135, 25723530, 31848180, 33440589, 35200620, 37156210, 44587452, 47772270, 51447060, 55734315, 66881178, 74312420, 95544540, 111468630, 133762356, 167202945, 222937260, 334405890, 668811780]

約数ペア:

[(1, 668811780), (2, 334405890), (3, 222937260), (4, 167202945), (5, 133762356), (6, 111468630), (7, 95544540), (9, 74312420), (10, 66881178), (12, 55734315), (13, 51447060), (14, 47772270), (15, 44587452), (18, 37156210), (19, 35200620), (20, 33440589), (21, 31848180), (26, 25723530), (28, 23886135), (30, 22293726), (35, 19108908), (36, 18578105), (38, 17600310), (39, 17149020), (42, 15924090), (45, 14862484), (49, 13649220), (52, 12861765), (57, 11733540), (60, 11146863), (63, 10616060), (65, 10289412), (70, 9554454), (76, 8800155), (78, 8574510), (84, 7962045), (90, 7431242), (91, 7349580), (95, 7040124), (98, 6824610), (105, 6369636), (114, 5866770), (117, 5716340), (126, 5308030), (130, 5144706), (133, 5028660), (140, 4777227), (147, 4549740), (156, 4287255), (171, 3911180), (180, 3715621), (182, 3674790), (190, 3520062), (195, 3429804), (196, 3412305), (210, 3184818), (228, 2933385), (234, 2858170), (245, 2729844), (247, 2707740), (252, 2654015), (260, 2572353), (266, 2514330), (273, 2449860), (285, 2346708), (294, 2274870), (307, 2178540), (315, 2123212), (342, 1955590), (364, 1837395), (380, 1760031), (390, 1714902), (399, 1676220), (420, 1592409), (441, 1516580), (455, 1469916), (468, 1429085), (490, 1364922), (494, 1353870), (532, 1257165), (546, 1224930), (570, 1173354), (585, 1143268), (588, 1137435), (614, 1089270), (630, 1061606), (637, 1049940), (665, 1005732), (684, 977795), (735, 909948), (741, 902580), (780, 857451), (798, 838110), (819, 816620), (855, 782236), (882, 758290), (910, 734958), (921, 726180), (931, 718380), (980, 682461), (988, 676935), (1092, 612465), (1140, 586677), (1170, 571634), (1197, 558740), (1228, 544635), (1235, 541548), (1260, 530803), (1274, 524970), (1330, 502866), (1365, 489972), (1470, 454974), (1482, 451290), (1535, 435708), (1596, 419055), (1638, 408310), (1710, 391118), (1729, 386820), (1764, 379145), (1820, 367479), (1842, 363090), (1862, 359190), (1911, 349980), (1995, 335244), (2149, 311220), (2205, 303316), (2223, 300860), (2340, 285817), (2394, 279370), (2470, 270774), (2548, 262485), (2660, 251433), (2730, 244986), (2763, 242060), (2793, 239460), (2940, 227487), (2964, 225645), (3070, 217854), (3185, 209988), (3276, 204155), (3420, 195559), (3458, 193410), (3684, 181545), (3705, 180516), (3724, 179595), (3822, 174990), (3990, 167622), (3991, 167580), (4095, 163324), (4298, 155610), (4410, 151658), (4446, 150430), (4605, 145236), (4655, 143676), (4788, 139685), (4940, 135387), (5187, 128940), (5460, 122493), (5526, 121030), (5586, 119730), (5733, 116660), (5833, 114660), (5985, 111748), (6140, 108927), (6370, 104994), (6447, 103740), (6916, 96705), (7410, 90258), (7644, 87495), (7980, 83811), (7982, 83790), (8190, 81662), (8379, 79820), (8596, 77805), (8645, 77364), (8820, 75829), (8892, 75215), (9210, 72618), (9310, 71838), (9555, 69996), (10374, 64470), (10745, 62244), (11052, 60515), (11115, 60172), (11172, 59865), (11466, 58330), (11666, 57330), (11970, 55874), (11973, 55860), (12103, 55260), (12740, 52497), (12894, 51870), (13815, 48412), (13965, 47892), (14820, 45129), (15043, 44460), (15561, 42980), (15964, 41895), (16380, 40831), (16758, 39910), (17290, 38682), (17499, 38220), (18420, 36309), (18620, 35919), (19110, 34998), (19341, 34580), (19955, 33516), (20748, 32235), (21490, 31122), (22230, 30086), (22932, 29165), (23332, 28665), (23940, 27937), (23946, 27930), (24206, 27630), (25788, 25935)]