218232560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1031

約数の個数: 160

約数和(自身を含む): 645292032

約数和(自身を除く): 427059472

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 182, 208, 217, 248, 260, 280, 310, 364, 403, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 967, 1040, 1085, 1240, 1456, 1612, 1736, 1820, 1934, 2015, 2170, 2480, 2821, 3224, 3472, 3640, 3868, 4030, 4340, 4835, 5642, 6448, 6769, 7280, 7736, 8060, 8680, 9670, 11284, 12571, 13538, 14105, 15472, 16120, 17360, 19340, 22568, 25142, 27076, 28210, 29977, 32240, 33845, 38680, 45136, 50284, 54152, 56420, 59954, 62855, 67690, 77360, 87997, 100568, 108304, 112840, 119908, 125710, 135380, 149885, 175994, 201136, 209839, 225680, 239816, 251420, 270760, 299770, 351988, 389701, 419678, 439985, 479632, 502840, 541520, 599540, 703976, 779402, 839356, 879970, 1005680, 1049195, 1199080, 1407952, 1558804, 1678712, 1759940, 1948505, 2098390, 2398160, 2727907, 3117608, 3357424, 3519880, 3897010, 4196780, 5455814, 6235216, 7039760, 7794020, 8393560, 10911628, 13639535, 15588040, 16787120, 21823256, 27279070, 31176080, 43646512, 54558140, 109116280, 218232560]

約数ペア:

[(1, 218232560), (2, 109116280), (4, 54558140), (5, 43646512), (7, 31176080), (8, 27279070), (10, 21823256), (13, 16787120), (14, 15588040), (16, 13639535), (20, 10911628), (26, 8393560), (28, 7794020), (31, 7039760), (35, 6235216), (40, 5455814), (52, 4196780), (56, 3897010), (62, 3519880), (65, 3357424), (70, 3117608), (80, 2727907), (91, 2398160), (104, 2098390), (112, 1948505), (124, 1759940), (130, 1678712), (140, 1558804), (155, 1407952), (182, 1199080), (208, 1049195), (217, 1005680), (248, 879970), (260, 839356), (280, 779402), (310, 703976), (364, 599540), (403, 541520), (434, 502840), (455, 479632), (496, 439985), (520, 419678), (560, 389701), (620, 351988), (728, 299770), (806, 270760), (868, 251420), (910, 239816), (967, 225680), (1040, 209839), (1085, 201136), (1240, 175994), (1456, 149885), (1612, 135380), (1736, 125710), (1820, 119908), (1934, 112840), (2015, 108304), (2170, 100568), (2480, 87997), (2821, 77360), (3224, 67690), (3472, 62855), (3640, 59954), (3868, 56420), (4030, 54152), (4340, 50284), (4835, 45136), (5642, 38680), (6448, 33845), (6769, 32240), (7280, 29977), (7736, 28210), (8060, 27076), (8680, 25142), (9670, 22568), (11284, 19340), (12571, 17360), (13538, 16120), (14105, 15472)]