278296080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4409}}^1$

素因数の和:4688

約数の個数: 80

約数和(自身を含む): 866194560

約数和(自身を除く): 587898480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 4208, 4409, 5260, 6312, 7890, 8818, 10520, 12624, 13227, 15780, 17636, 21040, 22045, 26454, 31560, 35272, 44090, 52908, 63120, 66135, 70544, 88180, 105816, 132270, 176360, 211632, 264540, 352720, 529080, 1058160, 1159567, 2319134, 3478701, 4638268, 5797835, 6957402, 9276536, 11595670, 13914804, 17393505, 18553072, 23191340, 27829608, 34787010, 46382680, 55659216, 69574020, 92765360, 139148040, 278296080]

約数ペア:

[(1, 278296080), (2, 139148040), (3, 92765360), (4, 69574020), (5, 55659216), (6, 46382680), (8, 34787010), (10, 27829608), (12, 23191340), (15, 18553072), (16, 17393505), (20, 13914804), (24, 11595670), (30, 9276536), (40, 6957402), (48, 5797835), (60, 4638268), (80, 3478701), (120, 2319134), (240, 1159567), (263, 1058160), (526, 529080), (789, 352720), (1052, 264540), (1315, 211632), (1578, 176360), (2104, 132270), (2630, 105816), (3156, 88180), (3945, 70544), (4208, 66135), (4409, 63120), (5260, 52908), (6312, 44090), (7890, 35272), (8818, 31560), (10520, 26454), (12624, 22045), (13227, 21040), (15780, 17636)]