280214520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101527}}^1$

素因数の和:101564

約数の個数: 64

約数和(自身を含む): 877201920

約数和(自身を除く): 596987400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 101527, 203054, 304581, 406108, 507635, 609162, 812216, 1015270, 1218324, 1522905, 2030540, 2335121, 2436648, 3045810, 4061080, 4670242, 6091620, 7005363, 9340484, 11675605, 12183240, 14010726, 18680968, 23351210, 28021452, 35026815, 46702420, 56042904, 70053630, 93404840, 140107260, 280214520]

約数ペア:

[(1, 280214520), (2, 140107260), (3, 93404840), (4, 70053630), (5, 56042904), (6, 46702420), (8, 35026815), (10, 28021452), (12, 23351210), (15, 18680968), (20, 14010726), (23, 12183240), (24, 11675605), (30, 9340484), (40, 7005363), (46, 6091620), (60, 4670242), (69, 4061080), (92, 3045810), (115, 2436648), (120, 2335121), (138, 2030540), (184, 1522905), (230, 1218324), (276, 1015270), (345, 812216), (460, 609162), (552, 507635), (690, 406108), (920, 304581), (1380, 203054), (2760, 101527)]