2451240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1$

素因数の和:647

約数の個数: 96

約数和(自身を含む): 8704800

約数和(自身を除く): 6253560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 619, 660, 792, 990, 1238, 1320, 1857, 1980, 2476, 3095, 3714, 3960, 4952, 5571, 6190, 6809, 7428, 9285, 11142, 12380, 13618, 14856, 18570, 20427, 22284, 24760, 27236, 27855, 34045, 37140, 40854, 44568, 54472, 55710, 61281, 68090, 74280, 81708, 102135, 111420, 122562, 136180, 163416, 204270, 222840, 245124, 272360, 306405, 408540, 490248, 612810, 817080, 1225620, 2451240]

約数ペア:

[(1, 2451240), (2, 1225620), (3, 817080), (4, 612810), (5, 490248), (6, 408540), (8, 306405), (9, 272360), (10, 245124), (11, 222840), (12, 204270), (15, 163416), (18, 136180), (20, 122562), (22, 111420), (24, 102135), (30, 81708), (33, 74280), (36, 68090), (40, 61281), (44, 55710), (45, 54472), (55, 44568), (60, 40854), (66, 37140), (72, 34045), (88, 27855), (90, 27236), (99, 24760), (110, 22284), (120, 20427), (132, 18570), (165, 14856), (180, 13618), (198, 12380), (220, 11142), (264, 9285), (330, 7428), (360, 6809), (396, 6190), (440, 5571), (495, 4952), (619, 3960), (660, 3714), (792, 3095), (990, 2476), (1238, 1980), (1320, 1857)]