88888560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{16103}}^1$

素因数の和:16142

約数の個数: 80

約数和(自身を含む): 287553024

約数和(自身を除く): 198664464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 16103, 32206, 48309, 64412, 80515, 96618, 128824, 161030, 193236, 241545, 257648, 322060, 370369, 386472, 483090, 644120, 740738, 772944, 966180, 1111107, 1288240, 1481476, 1851845, 1932360, 2222214, 2962952, 3703690, 3864720, 4444428, 5555535, 5925904, 7407380, 8888856, 11111070, 14814760, 17777712, 22222140, 29629520, 44444280, 88888560]

約数ペア:

[(1, 88888560), (2, 44444280), (3, 29629520), (4, 22222140), (5, 17777712), (6, 14814760), (8, 11111070), (10, 8888856), (12, 7407380), (15, 5925904), (16, 5555535), (20, 4444428), (23, 3864720), (24, 3703690), (30, 2962952), (40, 2222214), (46, 1932360), (48, 1851845), (60, 1481476), (69, 1288240), (80, 1111107), (92, 966180), (115, 772944), (120, 740738), (138, 644120), (184, 483090), (230, 386472), (240, 370369), (276, 322060), (345, 257648), (368, 241545), (460, 193236), (552, 161030), (690, 128824), (920, 96618), (1104, 80515), (1380, 64412), (1840, 48309), (2760, 32206), (5520, 16103)]