245419560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21991}}^1$

素因数の和:22039

約数の個数: 96

約数和(自身を含む): 823380480

約数和(自身を除く): 577960920

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, 21991, 43982, 65973, 87964, 109955, 131946, 175928, 197919, 219910, 263892, 329865, 395838, 439820, 527784, 659730, 681721, 791676, 879640, 989595, 1319460, 1363442, 1583352, 1979190, 2045163, 2638920, 2726884, 3408605, 3958380, 4090326, 5453768, 6135489, 6817210, 7916760, 8180652, 10225815, 12270978, 13634420, 16361304, 20451630, 24541956, 27268840, 30677445, 40903260, 49083912, 61354890, 81806520, 122709780, 245419560]

約数ペア:

[(1, 245419560), (2, 122709780), (3, 81806520), (4, 61354890), (5, 49083912), (6, 40903260), (8, 30677445), (9, 27268840), (10, 24541956), (12, 20451630), (15, 16361304), (18, 13634420), (20, 12270978), (24, 10225815), (30, 8180652), (31, 7916760), (36, 6817210), (40, 6135489), (45, 5453768), (60, 4090326), (62, 3958380), (72, 3408605), (90, 2726884), (93, 2638920), (120, 2045163), (124, 1979190), (155, 1583352), (180, 1363442), (186, 1319460), (248, 989595), (279, 879640), (310, 791676), (360, 681721), (372, 659730), (465, 527784), (558, 439820), (620, 395838), (744, 329865), (930, 263892), (1116, 219910), (1240, 197919), (1395, 175928), (1860, 131946), (2232, 109955), (2790, 87964), (3720, 65973), (5580, 43982), (11160, 21991)]