1387712880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^3\times {\mathrm{281}}^1$

素因数の和:357

約数の個数: 240

約数和(自身を含む): 4936782240

約数和(自身を除く): 3549069360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 281, 285, 304, 342, 360, 361, 380, 456, 562, 570, 684, 720, 722, 760, 843, 855, 912, 1083, 1124, 1140, 1368, 1405, 1444, 1520, 1686, 1710, 1805, 2166, 2248, 2280, 2529, 2736, 2810, 2888, 3249, 3372, 3420, 3610, 4215, 4332, 4496, 4560, 5058, 5339, 5415, 5620, 5776, 6498, 6744, 6840, 6859, 7220, 8430, 8664, 10116, 10678, 10830, 11240, 12645, 12996, 13488, 13680, 13718, 14440, 16017, 16245, 16860, 17328, 20232, 20577, 21356, 21660, 22480, 25290, 25992, 26695, 27436, 28880, 32034, 32490, 33720, 34295, 40464, 41154, 42712, 43320, 48051, 50580, 51984, 53390, 54872, 61731, 64068, 64980, 67440, 68590, 80085, 82308, 85424, 86640, 96102, 101160, 101441, 102885, 106780, 109744, 123462, 128136, 129960, 137180, 160170, 164616, 192204, 202320, 202882, 205770, 213560, 240255, 246924, 256272, 259920, 274360, 304323, 308655, 320340, 329232, 384408, 405764, 411540, 427120, 480510, 493848, 507205, 548720, 608646, 617310, 640680, 768816, 811528, 823080, 912969, 961020, 987696, 1014410, 1217292, 1234620, 1281360, 1521615, 1623056, 1646160, 1825938, 1922040, 1927379, 2028820, 2434584, 2469240, 3043230, 3651876, 3844080, 3854758, 4057640, 4564845, 4869168, 4938480, 5782137, 6086460, 7303752, 7709516, 8115280, 9129690, 9636895, 11564274, 12172920, 14607504, 15419032, 17346411, 18259380, 19273790, 23128548, 24345840, 28910685, 30838064, 34692822, 36518760, 38547580, 46257096, 57821370, 69385644, 73037520, 77095160, 86732055, 92514192, 115642740, 138771288, 154190320, 173464110, 231285480, 277542576, 346928220, 462570960, 693856440, 1387712880]

約数ペア:

[(1, 1387712880), (2, 693856440), (3, 462570960), (4, 346928220), (5, 277542576), (6, 231285480), (8, 173464110), (9, 154190320), (10, 138771288), (12, 115642740), (15, 92514192), (16, 86732055), (18, 77095160), (19, 73037520), (20, 69385644), (24, 57821370), (30, 46257096), (36, 38547580), (38, 36518760), (40, 34692822), (45, 30838064), (48, 28910685), (57, 24345840), (60, 23128548), (72, 19273790), (76, 18259380), (80, 17346411), (90, 15419032), (95, 14607504), (114, 12172920), (120, 11564274), (144, 9636895), (152, 9129690), (171, 8115280), (180, 7709516), (190, 7303752), (228, 6086460), (240, 5782137), (281, 4938480), (285, 4869168), (304, 4564845), (342, 4057640), (360, 3854758), (361, 3844080), (380, 3651876), (456, 3043230), (562, 2469240), (570, 2434584), (684, 2028820), (720, 1927379), (722, 1922040), (760, 1825938), (843, 1646160), (855, 1623056), (912, 1521615), (1083, 1281360), (1124, 1234620), (1140, 1217292), (1368, 1014410), (1405, 987696), (1444, 961020), (1520, 912969), (1686, 823080), (1710, 811528), (1805, 768816), (2166, 640680), (2248, 617310), (2280, 608646), (2529, 548720), (2736, 507205), (2810, 493848), (2888, 480510), (3249, 427120), (3372, 411540), (3420, 405764), (3610, 384408), (4215, 329232), (4332, 320340), (4496, 308655), (4560, 304323), (5058, 274360), (5339, 259920), (5415, 256272), (5620, 246924), (5776, 240255), (6498, 213560), (6744, 205770), (6840, 202882), (6859, 202320), (7220, 192204), (8430, 164616), (8664, 160170), (10116, 137180), (10678, 129960), (10830, 128136), (11240, 123462), (12645, 109744), (12996, 106780), (13488, 102885), (13680, 101441), (13718, 101160), (14440, 96102), (16017, 86640), (16245, 85424), (16860, 82308), (17328, 80085), (20232, 68590), (20577, 67440), (21356, 64980), (21660, 64068), (22480, 61731), (25290, 54872), (25992, 53390), (26695, 51984), (27436, 50580), (28880, 48051), (32034, 43320), (32490, 42712), (33720, 41154), (34295, 40464)]