420190920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 1412985600

約数和(自身を除く): 992794680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 59, 60, 72, 73, 90, 118, 120, 146, 177, 180, 219, 236, 271, 292, 295, 354, 360, 365, 438, 472, 531, 542, 584, 590, 657, 708, 730, 813, 876, 885, 1062, 1084, 1095, 1180, 1314, 1355, 1416, 1460, 1626, 1752, 1770, 2124, 2168, 2190, 2360, 2439, 2628, 2655, 2710, 2920, 3252, 3285, 3540, 4065, 4248, 4307, 4380, 4878, 5256, 5310, 5420, 6504, 6570, 7080, 8130, 8614, 8760, 9756, 10620, 10840, 12195, 12921, 13140, 15989, 16260, 17228, 19512, 19783, 21240, 21535, 24390, 25842, 26280, 31978, 32520, 34456, 38763, 39566, 43070, 47967, 48780, 51684, 59349, 63956, 64605, 77526, 79132, 79945, 86140, 95934, 97560, 98915, 103368, 118698, 127912, 129210, 143901, 155052, 158264, 159890, 172280, 178047, 191868, 193815, 197830, 237396, 239835, 258420, 287802, 296745, 310104, 319780, 356094, 383736, 387630, 395660, 474792, 479670, 516840, 575604, 593490, 639560, 712188, 719505, 775260, 791320, 890235, 959340, 1151208, 1167197, 1186980, 1424376, 1439010, 1550520, 1780470, 1918680, 2334394, 2373960, 2878020, 3501591, 3560940, 4668788, 5756040, 5835985, 7003182, 7121880, 9337576, 10504773, 11671970, 14006364, 17507955, 21009546, 23343940, 28012728, 35015910, 42019092, 46687880, 52523865, 70031820, 84038184, 105047730, 140063640, 210095460, 420190920]

約数ペア:

[(1, 420190920), (2, 210095460), (3, 140063640), (4, 105047730), (5, 84038184), (6, 70031820), (8, 52523865), (9, 46687880), (10, 42019092), (12, 35015910), (15, 28012728), (18, 23343940), (20, 21009546), (24, 17507955), (30, 14006364), (36, 11671970), (40, 10504773), (45, 9337576), (59, 7121880), (60, 7003182), (72, 5835985), (73, 5756040), (90, 4668788), (118, 3560940), (120, 3501591), (146, 2878020), (177, 2373960), (180, 2334394), (219, 1918680), (236, 1780470), (271, 1550520), (292, 1439010), (295, 1424376), (354, 1186980), (360, 1167197), (365, 1151208), (438, 959340), (472, 890235), (531, 791320), (542, 775260), (584, 719505), (590, 712188), (657, 639560), (708, 593490), (730, 575604), (813, 516840), (876, 479670), (885, 474792), (1062, 395660), (1084, 387630), (1095, 383736), (1180, 356094), (1314, 319780), (1355, 310104), (1416, 296745), (1460, 287802), (1626, 258420), (1752, 239835), (1770, 237396), (2124, 197830), (2168, 193815), (2190, 191868), (2360, 178047), (2439, 172280), (2628, 159890), (2655, 158264), (2710, 155052), (2920, 143901), (3252, 129210), (3285, 127912), (3540, 118698), (4065, 103368), (4248, 98915), (4307, 97560), (4380, 95934), (4878, 86140), (5256, 79945), (5310, 79132), (5420, 77526), (6504, 64605), (6570, 63956), (7080, 59349), (8130, 51684), (8614, 48780), (8760, 47967), (9756, 43070), (10620, 39566), (10840, 38763), (12195, 34456), (12921, 32520), (13140, 31978), (15989, 26280), (16260, 25842), (17228, 24390), (19512, 21535), (19783, 21240)]