218749920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 720498240

約数和(自身を除く): 501748320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 109, 111, 113, 120, 148, 160, 185, 218, 222, 226, 240, 296, 327, 339, 370, 436, 444, 452, 480, 545, 555, 565, 592, 654, 678, 740, 872, 888, 904, 1090, 1110, 1130, 1184, 1308, 1356, 1480, 1635, 1695, 1744, 1776, 1808, 2180, 2220, 2260, 2616, 2712, 2960, 3270, 3390, 3488, 3552, 3616, 4033, 4181, 4360, 4440, 4520, 5232, 5424, 5920, 6540, 6780, 8066, 8362, 8720, 8880, 9040, 10464, 10848, 12099, 12317, 12543, 13080, 13560, 16132, 16724, 17440, 17760, 18080, 20165, 20905, 24198, 24634, 25086, 26160, 27120, 32264, 33448, 36951, 40330, 41810, 48396, 49268, 50172, 52320, 54240, 60495, 61585, 62715, 64528, 66896, 73902, 80660, 83620, 96792, 98536, 100344, 120990, 123170, 125430, 129056, 133792, 147804, 161320, 167240, 184755, 193584, 197072, 200688, 241980, 246340, 250860, 295608, 322640, 334480, 369510, 387168, 394144, 401376, 455729, 483960, 492680, 501720, 591216, 645280, 668960, 739020, 911458, 967920, 985360, 1003440, 1182432, 1367187, 1478040, 1822916, 1935840, 1970720, 2006880, 2278645, 2734374, 2956080, 3645832, 4557290, 5468748, 5912160, 6835935, 7291664, 9114580, 10937496, 13671870, 14583328, 18229160, 21874992, 27343740, 36458320, 43749984, 54687480, 72916640, 109374960, 218749920]

約数ペア:

[(1, 218749920), (2, 109374960), (3, 72916640), (4, 54687480), (5, 43749984), (6, 36458320), (8, 27343740), (10, 21874992), (12, 18229160), (15, 14583328), (16, 13671870), (20, 10937496), (24, 9114580), (30, 7291664), (32, 6835935), (37, 5912160), (40, 5468748), (48, 4557290), (60, 3645832), (74, 2956080), (80, 2734374), (96, 2278645), (109, 2006880), (111, 1970720), (113, 1935840), (120, 1822916), (148, 1478040), (160, 1367187), (185, 1182432), (218, 1003440), (222, 985360), (226, 967920), (240, 911458), (296, 739020), (327, 668960), (339, 645280), (370, 591216), (436, 501720), (444, 492680), (452, 483960), (480, 455729), (545, 401376), (555, 394144), (565, 387168), (592, 369510), (654, 334480), (678, 322640), (740, 295608), (872, 250860), (888, 246340), (904, 241980), (1090, 200688), (1110, 197072), (1130, 193584), (1184, 184755), (1308, 167240), (1356, 161320), (1480, 147804), (1635, 133792), (1695, 129056), (1744, 125430), (1776, 123170), (1808, 120990), (2180, 100344), (2220, 98536), (2260, 96792), (2616, 83620), (2712, 80660), (2960, 73902), (3270, 66896), (3390, 64528), (3488, 62715), (3552, 61585), (3616, 60495), (4033, 54240), (4181, 52320), (4360, 50172), (4440, 49268), (4520, 48396), (5232, 41810), (5424, 40330), (5920, 36951), (6540, 33448), (6780, 32264), (8066, 27120), (8362, 26160), (8720, 25086), (8880, 24634), (9040, 24198), (10464, 20905), (10848, 20165), (12099, 18080), (12317, 17760), (12543, 17440), (13080, 16724), (13560, 16132)]