649642680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 320

約数和(自身を含む): 2349626400

約数和(自身を除く): 1699983720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 61, 72, 76, 81, 90, 95, 108, 114, 120, 122, 135, 152, 162, 171, 173, 180, 183, 190, 216, 228, 244, 270, 285, 305, 324, 342, 346, 360, 366, 380, 405, 456, 488, 513, 519, 540, 549, 570, 610, 648, 684, 692, 732, 760, 810, 855, 865, 915, 1026, 1038, 1080, 1098, 1140, 1159, 1220, 1368, 1384, 1464, 1539, 1557, 1620, 1647, 1710, 1730, 1830, 2052, 2076, 2196, 2280, 2318, 2440, 2565, 2595, 2745, 3078, 3114, 3240, 3287, 3294, 3420, 3460, 3477, 3660, 4104, 4152, 4392, 4636, 4671, 4941, 5130, 5190, 5490, 5795, 6156, 6228, 6574, 6588, 6840, 6920, 6954, 7320, 7695, 7785, 8235, 9272, 9342, 9861, 9882, 10260, 10380, 10431, 10553, 10980, 11590, 12312, 12456, 13148, 13176, 13908, 14013, 15390, 15570, 16435, 16470, 17385, 18684, 19722, 19764, 20520, 20760, 20862, 21106, 21960, 23180, 23355, 24705, 26296, 27816, 28026, 29583, 30780, 31140, 31293, 31659, 32870, 32940, 34770, 37368, 39444, 39528, 41724, 42212, 46360, 46710, 49305, 49410, 52155, 52765, 56052, 59166, 61560, 62280, 62586, 63318, 65740, 65880, 69540, 70065, 78888, 83448, 84424, 88749, 93420, 93879, 94977, 98610, 98820, 104310, 105530, 112104, 118332, 125172, 126636, 131480, 139080, 140130, 147915, 156465, 158295, 177498, 186840, 187758, 189954, 197220, 197640, 200507, 208620, 211060, 236664, 250344, 253272, 266247, 280260, 284931, 295830, 312930, 316590, 354996, 375516, 379908, 394440, 401014, 417240, 422120, 443745, 469395, 474885, 532494, 560520, 569862, 591660, 601521, 625860, 633180, 709992, 751032, 759816, 802028, 854793, 887490, 938790, 949770, 1002535, 1064988, 1139724, 1183320, 1203042, 1251720, 1266360, 1331235, 1424655, 1604056, 1709586, 1774980, 1804563, 1877580, 1899540, 2005070, 2129976, 2279448, 2406084, 2662470, 2849310, 3007605, 3419172, 3549960, 3609126, 3755160, 3799080, 4010140, 4273965, 4812168, 5324940, 5413689, 5698620, 6015210, 6838344, 7218252, 8020280, 8547930, 9022815, 10649880, 10827378, 11397240, 12030420, 14436504, 16241067, 17095860, 18045630, 21654756, 24060840, 27068445, 32482134, 34191720, 36091260, 43309512, 54136890, 64964268, 72182520, 81205335, 108273780, 129928536, 162410670, 216547560, 324821340, 649642680]

約数ペア:

[(1, 649642680), (2, 324821340), (3, 216547560), (4, 162410670), (5, 129928536), (6, 108273780), (8, 81205335), (9, 72182520), (10, 64964268), (12, 54136890), (15, 43309512), (18, 36091260), (19, 34191720), (20, 32482134), (24, 27068445), (27, 24060840), (30, 21654756), (36, 18045630), (38, 17095860), (40, 16241067), (45, 14436504), (54, 12030420), (57, 11397240), (60, 10827378), (61, 10649880), (72, 9022815), (76, 8547930), (81, 8020280), (90, 7218252), (95, 6838344), (108, 6015210), (114, 5698620), (120, 5413689), (122, 5324940), (135, 4812168), (152, 4273965), (162, 4010140), (171, 3799080), (173, 3755160), (180, 3609126), (183, 3549960), (190, 3419172), (216, 3007605), (228, 2849310), (244, 2662470), (270, 2406084), (285, 2279448), (305, 2129976), (324, 2005070), (342, 1899540), (346, 1877580), (360, 1804563), (366, 1774980), (380, 1709586), (405, 1604056), (456, 1424655), (488, 1331235), (513, 1266360), (519, 1251720), (540, 1203042), (549, 1183320), (570, 1139724), (610, 1064988), (648, 1002535), (684, 949770), (692, 938790), (732, 887490), (760, 854793), (810, 802028), (855, 759816), (865, 751032), (915, 709992), (1026, 633180), (1038, 625860), (1080, 601521), (1098, 591660), (1140, 569862), (1159, 560520), (1220, 532494), (1368, 474885), (1384, 469395), (1464, 443745), (1539, 422120), (1557, 417240), (1620, 401014), (1647, 394440), (1710, 379908), (1730, 375516), (1830, 354996), (2052, 316590), (2076, 312930), (2196, 295830), (2280, 284931), (2318, 280260), (2440, 266247), (2565, 253272), (2595, 250344), (2745, 236664), (3078, 211060), (3114, 208620), (3240, 200507), (3287, 197640), (3294, 197220), (3420, 189954), (3460, 187758), (3477, 186840), (3660, 177498), (4104, 158295), (4152, 156465), (4392, 147915), (4636, 140130), (4671, 139080), (4941, 131480), (5130, 126636), (5190, 125172), (5490, 118332), (5795, 112104), (6156, 105530), (6228, 104310), (6574, 98820), (6588, 98610), (6840, 94977), (6920, 93879), (6954, 93420), (7320, 88749), (7695, 84424), (7785, 83448), (8235, 78888), (9272, 70065), (9342, 69540), (9861, 65880), (9882, 65740), (10260, 63318), (10380, 62586), (10431, 62280), (10553, 61560), (10980, 59166), (11590, 56052), (12312, 52765), (12456, 52155), (13148, 49410), (13176, 49305), (13908, 46710), (14013, 46360), (15390, 42212), (15570, 41724), (16435, 39528), (16470, 39444), (17385, 37368), (18684, 34770), (19722, 32940), (19764, 32870), (20520, 31659), (20760, 31293), (20862, 31140), (21106, 30780), (21960, 29583), (23180, 28026), (23355, 27816), (24705, 26296)]