20180148240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{24169}}^1$

素因数の和:24270

約数の個数: 240

約数和(自身を含む): 73800097920

約数和(自身を除く): 53619949680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 71, 80, 84, 98, 105, 112, 120, 140, 142, 147, 168, 196, 210, 213, 240, 245, 280, 284, 294, 336, 355, 392, 420, 426, 490, 497, 560, 568, 588, 710, 735, 784, 840, 852, 980, 994, 1065, 1136, 1176, 1420, 1470, 1491, 1680, 1704, 1960, 1988, 2130, 2352, 2485, 2840, 2940, 2982, 3408, 3479, 3920, 3976, 4260, 4970, 5680, 5880, 5964, 6958, 7455, 7952, 8520, 9940, 10437, 11760, 11928, 13916, 14910, 17040, 17395, 19880, 20874, 23856, 24169, 27832, 29820, 34790, 39760, 41748, 48338, 52185, 55664, 59640, 69580, 72507, 83496, 96676, 104370, 119280, 120845, 139160, 145014, 166992, 169183, 193352, 208740, 241690, 278320, 290028, 338366, 362535, 386704, 417480, 483380, 507549, 580056, 676732, 725070, 834960, 845915, 966760, 1015098, 1160112, 1184281, 1353464, 1450140, 1691830, 1715999, 1933520, 2030196, 2368562, 2537745, 2706928, 2900280, 3383660, 3431998, 3552843, 4060392, 4737124, 5075490, 5147997, 5800560, 5921405, 6767320, 6863996, 7105686, 8120784, 8579995, 9474248, 10150980, 10295994, 11842810, 12011993, 13534640, 13727992, 14211372, 17159990, 17764215, 18948496, 20301960, 20591988, 23685620, 24023986, 25739985, 27455984, 28422744, 34319980, 35528430, 36035979, 40603920, 41183976, 47371240, 48047972, 51479970, 56845488, 60059965, 68639960, 71056860, 72071958, 82367952, 84083951, 94742480, 96095944, 102959940, 120119930, 137279920, 142113720, 144143916, 168167902, 180179895, 192191888, 205919880, 240239860, 252251853, 284227440, 288287832, 336335804, 360359790, 411839760, 420419755, 480479720, 504503706, 576575664, 672671608, 720719580, 840839510, 960959440, 1009007412, 1261259265, 1345343216, 1441439160, 1681679020, 2018014824, 2522518530, 2882878320, 3363358040, 4036029648, 5045037060, 6726716080, 10090074120, 20180148240]

約数ペア:

[(1, 20180148240), (2, 10090074120), (3, 6726716080), (4, 5045037060), (5, 4036029648), (6, 3363358040), (7, 2882878320), (8, 2522518530), (10, 2018014824), (12, 1681679020), (14, 1441439160), (15, 1345343216), (16, 1261259265), (20, 1009007412), (21, 960959440), (24, 840839510), (28, 720719580), (30, 672671608), (35, 576575664), (40, 504503706), (42, 480479720), (48, 420419755), (49, 411839760), (56, 360359790), (60, 336335804), (70, 288287832), (71, 284227440), (80, 252251853), (84, 240239860), (98, 205919880), (105, 192191888), (112, 180179895), (120, 168167902), (140, 144143916), (142, 142113720), (147, 137279920), (168, 120119930), (196, 102959940), (210, 96095944), (213, 94742480), (240, 84083951), (245, 82367952), (280, 72071958), (284, 71056860), (294, 68639960), (336, 60059965), (355, 56845488), (392, 51479970), (420, 48047972), (426, 47371240), (490, 41183976), (497, 40603920), (560, 36035979), (568, 35528430), (588, 34319980), (710, 28422744), (735, 27455984), (784, 25739985), (840, 24023986), (852, 23685620), (980, 20591988), (994, 20301960), (1065, 18948496), (1136, 17764215), (1176, 17159990), (1420, 14211372), (1470, 13727992), (1491, 13534640), (1680, 12011993), (1704, 11842810), (1960, 10295994), (1988, 10150980), (2130, 9474248), (2352, 8579995), (2485, 8120784), (2840, 7105686), (2940, 6863996), (2982, 6767320), (3408, 5921405), (3479, 5800560), (3920, 5147997), (3976, 5075490), (4260, 4737124), (4970, 4060392), (5680, 3552843), (5880, 3431998), (5964, 3383660), (6958, 2900280), (7455, 2706928), (7952, 2537745), (8520, 2368562), (9940, 2030196), (10437, 1933520), (11760, 1715999), (11928, 1691830), (13916, 1450140), (14910, 1353464), (17040, 1184281), (17395, 1160112), (19880, 1015098), (20874, 966760), (23856, 845915), (24169, 834960), (27832, 725070), (29820, 676732), (34790, 580056), (39760, 507549), (41748, 483380), (48338, 417480), (52185, 386704), (55664, 362535), (59640, 338366), (69580, 290028), (72507, 278320), (83496, 241690), (96676, 208740), (104370, 193352), (119280, 169183), (120845, 166992), (139160, 145014)]