218039640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:562

約数の個数: 256

約数和(自身を含む): 826398720

約数和(自身を除く): 608359080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 41, 42, 52, 56, 60, 65, 70, 78, 82, 84, 91, 104, 105, 120, 123, 130, 140, 156, 164, 168, 182, 195, 205, 210, 246, 260, 273, 280, 287, 312, 328, 364, 390, 410, 420, 455, 487, 492, 520, 533, 546, 574, 615, 728, 780, 820, 840, 861, 910, 974, 984, 1066, 1092, 1148, 1230, 1365, 1435, 1461, 1560, 1599, 1640, 1722, 1820, 1948, 2132, 2184, 2296, 2435, 2460, 2665, 2730, 2870, 2922, 3198, 3409, 3444, 3640, 3731, 3896, 4264, 4305, 4870, 4920, 5330, 5460, 5740, 5844, 6331, 6396, 6818, 6888, 7305, 7462, 7995, 8610, 9740, 10227, 10660, 10920, 11193, 11480, 11688, 12662, 12792, 13636, 14610, 14924, 15990, 17045, 17220, 18655, 18993, 19480, 19967, 20454, 21320, 22386, 25324, 27272, 29220, 29848, 31655, 31980, 34090, 34440, 37310, 37986, 39934, 40908, 44317, 44772, 50648, 51135, 55965, 58440, 59901, 63310, 63960, 68180, 74620, 75972, 79868, 81816, 88634, 89544, 94965, 99835, 102270, 111930, 119802, 126620, 132951, 136360, 139769, 149240, 151944, 159736, 177268, 189930, 199670, 204540, 221585, 223860, 239604, 253240, 259571, 265902, 279538, 299505, 354536, 379860, 399340, 409080, 419307, 443170, 447720, 479208, 519142, 531804, 559076, 599010, 664755, 698845, 759720, 778713, 798680, 838614, 886340, 1038284, 1063608, 1118152, 1198020, 1297855, 1329510, 1397690, 1557426, 1677228, 1772680, 1816997, 2076568, 2096535, 2396040, 2595710, 2659020, 2795380, 3114852, 3354456, 3633994, 3893565, 4193070, 5191420, 5318040, 5450991, 5590760, 6229704, 7267988, 7787130, 8386140, 9084985, 10382840, 10901982, 14535976, 15574260, 16772280, 18169970, 21803964, 27254955, 31148520, 36339940, 43607928, 54509910, 72679880, 109019820, 218039640]

約数ペア:

[(1, 218039640), (2, 109019820), (3, 72679880), (4, 54509910), (5, 43607928), (6, 36339940), (7, 31148520), (8, 27254955), (10, 21803964), (12, 18169970), (13, 16772280), (14, 15574260), (15, 14535976), (20, 10901982), (21, 10382840), (24, 9084985), (26, 8386140), (28, 7787130), (30, 7267988), (35, 6229704), (39, 5590760), (40, 5450991), (41, 5318040), (42, 5191420), (52, 4193070), (56, 3893565), (60, 3633994), (65, 3354456), (70, 3114852), (78, 2795380), (82, 2659020), (84, 2595710), (91, 2396040), (104, 2096535), (105, 2076568), (120, 1816997), (123, 1772680), (130, 1677228), (140, 1557426), (156, 1397690), (164, 1329510), (168, 1297855), (182, 1198020), (195, 1118152), (205, 1063608), (210, 1038284), (246, 886340), (260, 838614), (273, 798680), (280, 778713), (287, 759720), (312, 698845), (328, 664755), (364, 599010), (390, 559076), (410, 531804), (420, 519142), (455, 479208), (487, 447720), (492, 443170), (520, 419307), (533, 409080), (546, 399340), (574, 379860), (615, 354536), (728, 299505), (780, 279538), (820, 265902), (840, 259571), (861, 253240), (910, 239604), (974, 223860), (984, 221585), (1066, 204540), (1092, 199670), (1148, 189930), (1230, 177268), (1365, 159736), (1435, 151944), (1461, 149240), (1560, 139769), (1599, 136360), (1640, 132951), (1722, 126620), (1820, 119802), (1948, 111930), (2132, 102270), (2184, 99835), (2296, 94965), (2435, 89544), (2460, 88634), (2665, 81816), (2730, 79868), (2870, 75972), (2922, 74620), (3198, 68180), (3409, 63960), (3444, 63310), (3640, 59901), (3731, 58440), (3896, 55965), (4264, 51135), (4305, 50648), (4870, 44772), (4920, 44317), (5330, 40908), (5460, 39934), (5740, 37986), (5844, 37310), (6331, 34440), (6396, 34090), (6818, 31980), (6888, 31655), (7305, 29848), (7462, 29220), (7995, 27272), (8610, 25324), (9740, 22386), (10227, 21320), (10660, 20454), (10920, 19967), (11193, 19480), (11480, 18993), (11688, 18655), (12662, 17220), (12792, 17045), (13636, 15990), (14610, 14924)]