491371920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:364

約数の個数: 400

約数和(自身を含む): 1940917440

約数和(自身を除く): 1449545520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 72, 76, 78, 80, 81, 90, 95, 104, 108, 114, 117, 120, 130, 135, 144, 152, 156, 162, 171, 180, 190, 195, 208, 216, 228, 234, 240, 247, 260, 270, 285, 304, 307, 312, 324, 342, 351, 360, 380, 390, 405, 432, 456, 468, 494, 513, 520, 540, 570, 585, 614, 624, 648, 684, 702, 720, 741, 760, 780, 810, 855, 912, 921, 936, 988, 1026, 1040, 1053, 1080, 1140, 1170, 1228, 1235, 1296, 1368, 1404, 1482, 1520, 1535, 1539, 1560, 1620, 1710, 1755, 1842, 1872, 1976, 2052, 2106, 2160, 2223, 2280, 2340, 2456, 2470, 2565, 2736, 2763, 2808, 2964, 3070, 3078, 3120, 3240, 3420, 3510, 3684, 3705, 3952, 3991, 4104, 4212, 4446, 4560, 4605, 4680, 4912, 4940, 5130, 5265, 5526, 5616, 5833, 5928, 6140, 6156, 6480, 6669, 6840, 7020, 7368, 7410, 7695, 7982, 8208, 8289, 8424, 8892, 9210, 9360, 9880, 10260, 10530, 11052, 11115, 11666, 11856, 11973, 12280, 12312, 13338, 13680, 13815, 14040, 14736, 14820, 15390, 15964, 16578, 16848, 17499, 17784, 18420, 19760, 19955, 20007, 20520, 21060, 22104, 22230, 23332, 23946, 24560, 24624, 24867, 26676, 27630, 28080, 29165, 29640, 30780, 31928, 33156, 33345, 34998, 35568, 35919, 36840, 39910, 40014, 41040, 41445, 42120, 44208, 44460, 46664, 47892, 49734, 52497, 53352, 55260, 58330, 59280, 59865, 61560, 63856, 66312, 66690, 69996, 71838, 73680, 75829, 79820, 80028, 82890, 84240, 87495, 88920, 93328, 95784, 99468, 100035, 104994, 106704, 107757, 110520, 116660, 119730, 123120, 124335, 132624, 133380, 139992, 143676, 151658, 157491, 159640, 160056, 165780, 174990, 177840, 179595, 191568, 198936, 200070, 209988, 215514, 221040, 227487, 233320, 239460, 248670, 262485, 266760, 279984, 287352, 303316, 314982, 319280, 320112, 323271, 331560, 349980, 359190, 379145, 397872, 400140, 419976, 431028, 454974, 466640, 472473, 478920, 497340, 524970, 533520, 538785, 574704, 606632, 629964, 646542, 663120, 682461, 699960, 718380, 758290, 787455, 800280, 839952, 862056, 909948, 944946, 957840, 994680, 1049940, 1077570, 1137435, 1213264, 1259928, 1293084, 1364922, 1399920, 1436760, 1516580, 1574910, 1600560, 1616355, 1724112, 1819896, 1889892, 1989360, 2047383, 2099880, 2155140, 2274870, 2362365, 2519856, 2586168, 2729844, 2873520, 3033160, 3149820, 3232710, 3412305, 3639792, 3779784, 4094766, 4199760, 4310280, 4549740, 4724730, 5172336, 5459688, 6066320, 6142149, 6299640, 6465420, 6824610, 7559568, 8189532, 8620560, 9099480, 9449460, 10236915, 10919376, 12284298, 12599280, 12930840, 13649220, 16379064, 18198960, 18898920, 20473830, 24568596, 25861680, 27298440, 30710745, 32758128, 37797840, 40947660, 49137192, 54596880, 61421490, 81895320, 98274384, 122842980, 163790640, 245685960, 491371920]

約数ペア:

[(1, 491371920), (2, 245685960), (3, 163790640), (4, 122842980), (5, 98274384), (6, 81895320), (8, 61421490), (9, 54596880), (10, 49137192), (12, 40947660), (13, 37797840), (15, 32758128), (16, 30710745), (18, 27298440), (19, 25861680), (20, 24568596), (24, 20473830), (26, 18898920), (27, 18198960), (30, 16379064), (36, 13649220), (38, 12930840), (39, 12599280), (40, 12284298), (45, 10919376), (48, 10236915), (52, 9449460), (54, 9099480), (57, 8620560), (60, 8189532), (65, 7559568), (72, 6824610), (76, 6465420), (78, 6299640), (80, 6142149), (81, 6066320), (90, 5459688), (95, 5172336), (104, 4724730), (108, 4549740), (114, 4310280), (117, 4199760), (120, 4094766), (130, 3779784), (135, 3639792), (144, 3412305), (152, 3232710), (156, 3149820), (162, 3033160), (171, 2873520), (180, 2729844), (190, 2586168), (195, 2519856), (208, 2362365), (216, 2274870), (228, 2155140), (234, 2099880), (240, 2047383), (247, 1989360), (260, 1889892), (270, 1819896), (285, 1724112), (304, 1616355), (307, 1600560), (312, 1574910), (324, 1516580), (342, 1436760), (351, 1399920), (360, 1364922), (380, 1293084), (390, 1259928), (405, 1213264), (432, 1137435), (456, 1077570), (468, 1049940), (494, 994680), (513, 957840), (520, 944946), (540, 909948), (570, 862056), (585, 839952), (614, 800280), (624, 787455), (648, 758290), (684, 718380), (702, 699960), (720, 682461), (741, 663120), (760, 646542), (780, 629964), (810, 606632), (855, 574704), (912, 538785), (921, 533520), (936, 524970), (988, 497340), (1026, 478920), (1040, 472473), (1053, 466640), (1080, 454974), (1140, 431028), (1170, 419976), (1228, 400140), (1235, 397872), (1296, 379145), (1368, 359190), (1404, 349980), (1482, 331560), (1520, 323271), (1535, 320112), (1539, 319280), (1560, 314982), (1620, 303316), (1710, 287352), (1755, 279984), (1842, 266760), (1872, 262485), (1976, 248670), (2052, 239460), (2106, 233320), (2160, 227487), (2223, 221040), (2280, 215514), (2340, 209988), (2456, 200070), (2470, 198936), (2565, 191568), (2736, 179595), (2763, 177840), (2808, 174990), (2964, 165780), (3070, 160056), (3078, 159640), (3120, 157491), (3240, 151658), (3420, 143676), (3510, 139992), (3684, 133380), (3705, 132624), (3952, 124335), (3991, 123120), (4104, 119730), (4212, 116660), (4446, 110520), (4560, 107757), (4605, 106704), (4680, 104994), (4912, 100035), (4940, 99468), (5130, 95784), (5265, 93328), (5526, 88920), (5616, 87495), (5833, 84240), (5928, 82890), (6140, 80028), (6156, 79820), (6480, 75829), (6669, 73680), (6840, 71838), (7020, 69996), (7368, 66690), (7410, 66312), (7695, 63856), (7982, 61560), (8208, 59865), (8289, 59280), (8424, 58330), (8892, 55260), (9210, 53352), (9360, 52497), (9880, 49734), (10260, 47892), (10530, 46664), (11052, 44460), (11115, 44208), (11666, 42120), (11856, 41445), (11973, 41040), (12280, 40014), (12312, 39910), (13338, 36840), (13680, 35919), (13815, 35568), (14040, 34998), (14736, 33345), (14820, 33156), (15390, 31928), (15964, 30780), (16578, 29640), (16848, 29165), (17499, 28080), (17784, 27630), (18420, 26676), (19760, 24867), (19955, 24624), (20007, 24560), (20520, 23946), (21060, 23332), (22104, 22230)]