987581880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88493}}^1$

素因数の和:88541

約数の個数: 96

約数和(自身を含む): 3313215360

約数和(自身を除く): 2325633480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 88493, 176986, 265479, 353972, 442465, 530958, 707944, 796437, 884930, 1061916, 1327395, 1592874, 1769860, 2123832, 2654790, 2743283, 3185748, 3539720, 3982185, 5309580, 5486566, 6371496, 7964370, 8229849, 10619160, 10973132, 13716415, 15928740, 16459698, 21946264, 24689547, 27432830, 31857480, 32919396, 41149245, 49379094, 54865660, 65838792, 82298490, 98758188, 109731320, 123447735, 164596980, 197516376, 246895470, 329193960, 493790940, 987581880]

約数ペア:

[(1, 987581880), (2, 493790940), (3, 329193960), (4, 246895470), (5, 197516376), (6, 164596980), (8, 123447735), (9, 109731320), (10, 98758188), (12, 82298490), (15, 65838792), (18, 54865660), (20, 49379094), (24, 41149245), (30, 32919396), (31, 31857480), (36, 27432830), (40, 24689547), (45, 21946264), (60, 16459698), (62, 15928740), (72, 13716415), (90, 10973132), (93, 10619160), (120, 8229849), (124, 7964370), (155, 6371496), (180, 5486566), (186, 5309580), (248, 3982185), (279, 3539720), (310, 3185748), (360, 2743283), (372, 2654790), (465, 2123832), (558, 1769860), (620, 1592874), (744, 1327395), (930, 1061916), (1116, 884930), (1240, 796437), (1395, 707944), (1860, 530958), (2232, 442465), (2790, 353972), (3720, 265479), (5580, 176986), (11160, 88493)]