649181520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:475

約数の個数: 320

約数和(自身を含む): 2454009600

約数和(自身を除く): 1804828080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 61, 65, 72, 78, 80, 90, 104, 108, 117, 120, 122, 130, 135, 144, 156, 180, 183, 195, 208, 216, 234, 240, 244, 260, 270, 305, 312, 351, 360, 366, 379, 390, 432, 468, 488, 520, 540, 549, 585, 610, 624, 702, 720, 732, 758, 780, 793, 915, 936, 976, 1040, 1080, 1098, 1137, 1170, 1220, 1404, 1464, 1516, 1560, 1586, 1647, 1755, 1830, 1872, 1895, 2160, 2196, 2274, 2340, 2379, 2440, 2745, 2808, 2928, 3032, 3120, 3172, 3294, 3411, 3510, 3660, 3790, 3965, 4392, 4548, 4680, 4758, 4880, 4927, 5490, 5616, 5685, 6064, 6344, 6588, 6822, 7020, 7137, 7320, 7580, 7930, 8235, 8784, 9096, 9360, 9516, 9854, 10233, 10980, 11370, 11895, 12688, 13176, 13644, 14040, 14274, 14640, 14781, 15160, 15860, 16470, 17055, 18192, 19032, 19708, 20466, 21411, 21960, 22740, 23119, 23790, 24635, 26352, 27288, 28080, 28548, 29562, 30320, 31720, 32940, 34110, 35685, 38064, 39416, 40932, 42822, 43920, 44343, 45480, 46238, 47580, 49270, 51165, 54576, 57096, 59124, 63440, 65880, 68220, 69357, 71370, 73905, 78832, 81864, 85644, 88686, 90960, 92476, 95160, 98540, 102330, 107055, 114192, 115595, 118248, 131760, 133029, 136440, 138714, 142740, 147810, 163728, 171288, 177372, 184952, 190320, 197080, 204660, 208071, 214110, 221715, 231190, 236496, 266058, 272880, 277428, 285480, 295620, 300547, 342576, 346785, 354744, 369904, 394160, 409320, 416142, 428220, 443430, 462380, 532116, 554856, 570960, 591240, 601094, 624213, 665145, 693570, 709488, 818640, 832284, 856440, 886860, 901641, 924760, 1040355, 1064232, 1109712, 1182480, 1202188, 1248426, 1330290, 1387140, 1502735, 1664568, 1712880, 1773720, 1803282, 1849520, 2080710, 2128464, 2404376, 2496852, 2660580, 2704923, 2774280, 3005470, 3121065, 3329136, 3547440, 3606564, 4161420, 4508205, 4808752, 4993704, 5321160, 5409846, 5548560, 6010940, 6242130, 7213128, 8114769, 8322840, 9016410, 9987408, 10642320, 10819692, 12021880, 12484260, 13524615, 14426256, 16229538, 16645680, 18032820, 21639384, 24043760, 24968520, 27049230, 32459076, 36065640, 40573845, 43278768, 49937040, 54098460, 64918152, 72131280, 81147690, 108196920, 129836304, 162295380, 216393840, 324590760, 649181520]

約数ペア:

[(1, 649181520), (2, 324590760), (3, 216393840), (4, 162295380), (5, 129836304), (6, 108196920), (8, 81147690), (9, 72131280), (10, 64918152), (12, 54098460), (13, 49937040), (15, 43278768), (16, 40573845), (18, 36065640), (20, 32459076), (24, 27049230), (26, 24968520), (27, 24043760), (30, 21639384), (36, 18032820), (39, 16645680), (40, 16229538), (45, 14426256), (48, 13524615), (52, 12484260), (54, 12021880), (60, 10819692), (61, 10642320), (65, 9987408), (72, 9016410), (78, 8322840), (80, 8114769), (90, 7213128), (104, 6242130), (108, 6010940), (117, 5548560), (120, 5409846), (122, 5321160), (130, 4993704), (135, 4808752), (144, 4508205), (156, 4161420), (180, 3606564), (183, 3547440), (195, 3329136), (208, 3121065), (216, 3005470), (234, 2774280), (240, 2704923), (244, 2660580), (260, 2496852), (270, 2404376), (305, 2128464), (312, 2080710), (351, 1849520), (360, 1803282), (366, 1773720), (379, 1712880), (390, 1664568), (432, 1502735), (468, 1387140), (488, 1330290), (520, 1248426), (540, 1202188), (549, 1182480), (585, 1109712), (610, 1064232), (624, 1040355), (702, 924760), (720, 901641), (732, 886860), (758, 856440), (780, 832284), (793, 818640), (915, 709488), (936, 693570), (976, 665145), (1040, 624213), (1080, 601094), (1098, 591240), (1137, 570960), (1170, 554856), (1220, 532116), (1404, 462380), (1464, 443430), (1516, 428220), (1560, 416142), (1586, 409320), (1647, 394160), (1755, 369904), (1830, 354744), (1872, 346785), (1895, 342576), (2160, 300547), (2196, 295620), (2274, 285480), (2340, 277428), (2379, 272880), (2440, 266058), (2745, 236496), (2808, 231190), (2928, 221715), (3032, 214110), (3120, 208071), (3172, 204660), (3294, 197080), (3411, 190320), (3510, 184952), (3660, 177372), (3790, 171288), (3965, 163728), (4392, 147810), (4548, 142740), (4680, 138714), (4758, 136440), (4880, 133029), (4927, 131760), (5490, 118248), (5616, 115595), (5685, 114192), (6064, 107055), (6344, 102330), (6588, 98540), (6822, 95160), (7020, 92476), (7137, 90960), (7320, 88686), (7580, 85644), (7930, 81864), (8235, 78832), (8784, 73905), (9096, 71370), (9360, 69357), (9516, 68220), (9854, 65880), (10233, 63440), (10980, 59124), (11370, 57096), (11895, 54576), (12688, 51165), (13176, 49270), (13644, 47580), (14040, 46238), (14274, 45480), (14640, 44343), (14781, 43920), (15160, 42822), (15860, 40932), (16470, 39416), (17055, 38064), (18192, 35685), (19032, 34110), (19708, 32940), (20466, 31720), (21411, 30320), (21960, 29562), (22740, 28548), (23119, 28080), (23790, 27288), (24635, 26352)]