217727880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:699

約数の個数: 128

約数和(自身を含む): 681799680

約数和(自身を除く): 464071800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 107, 120, 124, 155, 186, 214, 248, 310, 321, 372, 428, 465, 535, 547, 620, 642, 744, 856, 930, 1070, 1094, 1240, 1284, 1605, 1641, 1860, 2140, 2188, 2568, 2735, 3210, 3282, 3317, 3720, 4280, 4376, 5470, 6420, 6564, 6634, 8205, 9951, 10940, 12840, 13128, 13268, 16410, 16585, 16957, 19902, 21880, 26536, 32820, 33170, 33914, 39804, 49755, 50871, 58529, 65640, 66340, 67828, 79608, 84785, 99510, 101742, 117058, 132680, 135656, 169570, 175587, 199020, 203484, 234116, 254355, 292645, 339140, 351174, 398040, 406968, 468232, 508710, 585290, 678280, 702348, 877935, 1017420, 1170580, 1404696, 1755870, 1814399, 2034840, 2341160, 3511740, 3628798, 5443197, 7023480, 7257596, 9071995, 10886394, 14515192, 18143990, 21772788, 27215985, 36287980, 43545576, 54431970, 72575960, 108863940, 217727880]

約数ペア:

[(1, 217727880), (2, 108863940), (3, 72575960), (4, 54431970), (5, 43545576), (6, 36287980), (8, 27215985), (10, 21772788), (12, 18143990), (15, 14515192), (20, 10886394), (24, 9071995), (30, 7257596), (31, 7023480), (40, 5443197), (60, 3628798), (62, 3511740), (93, 2341160), (107, 2034840), (120, 1814399), (124, 1755870), (155, 1404696), (186, 1170580), (214, 1017420), (248, 877935), (310, 702348), (321, 678280), (372, 585290), (428, 508710), (465, 468232), (535, 406968), (547, 398040), (620, 351174), (642, 339140), (744, 292645), (856, 254355), (930, 234116), (1070, 203484), (1094, 199020), (1240, 175587), (1284, 169570), (1605, 135656), (1641, 132680), (1860, 117058), (2140, 101742), (2188, 99510), (2568, 84785), (2735, 79608), (3210, 67828), (3282, 66340), (3317, 65640), (3720, 58529), (4280, 50871), (4376, 49755), (5470, 39804), (6420, 33914), (6564, 33170), (6634, 32820), (8205, 26536), (9951, 21880), (10940, 19902), (12840, 16957), (13128, 16585), (13268, 16410)]