263872840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12239}}^1$

素因数の和:12275

約数の個数: 96

約数和(自身を含む): 753494400

約数和(自身を除く): 489621560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 10780, 12239, 21560, 24478, 48956, 61195, 85673, 97912, 122390, 134629, 171346, 244780, 269258, 342692, 428365, 489560, 538516, 599711, 673145, 685384, 856730, 942403, 1077032, 1199422, 1346290, 1713460, 1884806, 2398844, 2692580, 2998555, 3426920, 3769612, 4712015, 4797688, 5385160, 5997110, 6596821, 7539224, 9424030, 11994220, 13193642, 18848060, 23988440, 26387284, 32984105, 37696120, 52774568, 65968210, 131936420, 263872840]

約数ペア:

[(1, 263872840), (2, 131936420), (4, 65968210), (5, 52774568), (7, 37696120), (8, 32984105), (10, 26387284), (11, 23988440), (14, 18848060), (20, 13193642), (22, 11994220), (28, 9424030), (35, 7539224), (40, 6596821), (44, 5997110), (49, 5385160), (55, 4797688), (56, 4712015), (70, 3769612), (77, 3426920), (88, 2998555), (98, 2692580), (110, 2398844), (140, 1884806), (154, 1713460), (196, 1346290), (220, 1199422), (245, 1077032), (280, 942403), (308, 856730), (385, 685384), (392, 673145), (440, 599711), (490, 538516), (539, 489560), (616, 428365), (770, 342692), (980, 269258), (1078, 244780), (1540, 171346), (1960, 134629), (2156, 122390), (2695, 97912), (3080, 85673), (4312, 61195), (5390, 48956), (10780, 24478), (12239, 21560)]