8778120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 30119040

約数和(自身を除く): 21340920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 331, 340, 390, 408, 442, 510, 520, 662, 663, 680, 780, 884, 993, 1020, 1105, 1324, 1326, 1560, 1655, 1768, 1986, 2040, 2210, 2648, 2652, 3310, 3315, 3972, 4303, 4420, 4965, 5304, 5627, 6620, 6630, 7944, 8606, 8840, 9930, 11254, 12909, 13240, 13260, 16881, 17212, 19860, 21515, 22508, 25818, 26520, 28135, 33762, 34424, 39720, 43030, 45016, 51636, 56270, 64545, 67524, 73151, 84405, 86060, 103272, 112540, 129090, 135048, 146302, 168810, 172120, 219453, 225080, 258180, 292604, 337620, 365755, 438906, 516360, 585208, 675240, 731510, 877812, 1097265, 1463020, 1755624, 2194530, 2926040, 4389060, 8778120]

約数ペア:

[(1, 8778120), (2, 4389060), (3, 2926040), (4, 2194530), (5, 1755624), (6, 1463020), (8, 1097265), (10, 877812), (12, 731510), (13, 675240), (15, 585208), (17, 516360), (20, 438906), (24, 365755), (26, 337620), (30, 292604), (34, 258180), (39, 225080), (40, 219453), (51, 172120), (52, 168810), (60, 146302), (65, 135048), (68, 129090), (78, 112540), (85, 103272), (102, 86060), (104, 84405), (120, 73151), (130, 67524), (136, 64545), (156, 56270), (170, 51636), (195, 45016), (204, 43030), (221, 39720), (255, 34424), (260, 33762), (312, 28135), (331, 26520), (340, 25818), (390, 22508), (408, 21515), (442, 19860), (510, 17212), (520, 16881), (662, 13260), (663, 13240), (680, 12909), (780, 11254), (884, 9930), (993, 8840), (1020, 8606), (1105, 7944), (1324, 6630), (1326, 6620), (1560, 5627), (1655, 5304), (1768, 4965), (1986, 4420), (2040, 4303), (2210, 3972), (2648, 3315), (2652, 3310)]