905580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:77

約数の個数: 120

約数和(自身を含む): 3130512

約数和(自身を除く): 2224932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 43, 45, 52, 54, 60, 65, 78, 81, 86, 90, 108, 117, 129, 130, 135, 156, 162, 172, 180, 195, 215, 234, 258, 260, 270, 324, 351, 387, 390, 405, 430, 468, 516, 540, 559, 585, 645, 702, 774, 780, 810, 860, 1053, 1118, 1161, 1170, 1290, 1404, 1548, 1620, 1677, 1755, 1935, 2106, 2236, 2322, 2340, 2580, 2795, 3354, 3483, 3510, 3870, 4212, 4644, 5031, 5265, 5590, 5805, 6708, 6966, 7020, 7740, 8385, 10062, 10530, 11180, 11610, 13932, 15093, 16770, 17415, 20124, 21060, 23220, 25155, 30186, 33540, 34830, 45279, 50310, 60372, 69660, 75465, 90558, 100620, 150930, 181116, 226395, 301860, 452790, 905580]

約数ペア:

[(1, 905580), (2, 452790), (3, 301860), (4, 226395), (5, 181116), (6, 150930), (9, 100620), (10, 90558), (12, 75465), (13, 69660), (15, 60372), (18, 50310), (20, 45279), (26, 34830), (27, 33540), (30, 30186), (36, 25155), (39, 23220), (43, 21060), (45, 20124), (52, 17415), (54, 16770), (60, 15093), (65, 13932), (78, 11610), (81, 11180), (86, 10530), (90, 10062), (108, 8385), (117, 7740), (129, 7020), (130, 6966), (135, 6708), (156, 5805), (162, 5590), (172, 5265), (180, 5031), (195, 4644), (215, 4212), (234, 3870), (258, 3510), (260, 3483), (270, 3354), (324, 2795), (351, 2580), (387, 2340), (390, 2322), (405, 2236), (430, 2106), (468, 1935), (516, 1755), (540, 1677), (559, 1620), (585, 1548), (645, 1404), (702, 1290), (774, 1170), (780, 1161), (810, 1118), (860, 1053)]