1691820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 5691840

約数和(自身を除く): 4000020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 241, 260, 270, 351, 390, 468, 482, 540, 585, 702, 723, 780, 964, 1170, 1205, 1404, 1446, 1755, 2169, 2340, 2410, 2892, 3133, 3510, 3615, 4338, 4820, 6266, 6507, 7020, 7230, 8676, 9399, 10845, 12532, 13014, 14460, 15665, 18798, 21690, 26028, 28197, 31330, 32535, 37596, 43380, 46995, 56394, 62660, 65070, 84591, 93990, 112788, 130140, 140985, 169182, 187980, 281970, 338364, 422955, 563940, 845910, 1691820]

約数ペア:

[(1, 1691820), (2, 845910), (3, 563940), (4, 422955), (5, 338364), (6, 281970), (9, 187980), (10, 169182), (12, 140985), (13, 130140), (15, 112788), (18, 93990), (20, 84591), (26, 65070), (27, 62660), (30, 56394), (36, 46995), (39, 43380), (45, 37596), (52, 32535), (54, 31330), (60, 28197), (65, 26028), (78, 21690), (90, 18798), (108, 15665), (117, 14460), (130, 13014), (135, 12532), (156, 10845), (180, 9399), (195, 8676), (234, 7230), (241, 7020), (260, 6507), (270, 6266), (351, 4820), (390, 4338), (468, 3615), (482, 3510), (540, 3133), (585, 2892), (702, 2410), (723, 2340), (780, 2169), (964, 1755), (1170, 1446), (1205, 1404)]