231931920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87853}}^1$

素因数の和:87880

約数の個数: 80

約数和(自身を含む): 784360512

約数和(自身を除く): 552428592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 87853, 175706, 263559, 351412, 439265, 527118, 702824, 878530, 966383, 1054236, 1317795, 1405648, 1757060, 1932766, 2108472, 2635590, 2899149, 3514120, 3865532, 4216944, 4831915, 5271180, 5798298, 7028240, 7731064, 9663830, 10542360, 11596596, 14495745, 15462128, 19327660, 21084720, 23193192, 28991490, 38655320, 46386384, 57982980, 77310640, 115965960, 231931920]

約数ペア:

[(1, 231931920), (2, 115965960), (3, 77310640), (4, 57982980), (5, 46386384), (6, 38655320), (8, 28991490), (10, 23193192), (11, 21084720), (12, 19327660), (15, 15462128), (16, 14495745), (20, 11596596), (22, 10542360), (24, 9663830), (30, 7731064), (33, 7028240), (40, 5798298), (44, 5271180), (48, 4831915), (55, 4216944), (60, 3865532), (66, 3514120), (80, 2899149), (88, 2635590), (110, 2108472), (120, 1932766), (132, 1757060), (165, 1405648), (176, 1317795), (220, 1054236), (240, 966383), (264, 878530), (330, 702824), (440, 527118), (528, 439265), (660, 351412), (880, 263559), (1320, 175706), (2640, 87853)]