86964780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2621}}^1$

素因数の和:2719

約数の個数: 96

約数和(自身を含む): 281917440

約数和(自身を除く): 194952660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 2212, 2370, 2621, 2765, 3318, 4740, 5242, 5530, 6636, 7863, 8295, 10484, 11060, 13105, 15726, 16590, 18347, 26210, 31452, 33180, 36694, 39315, 52420, 55041, 73388, 78630, 91735, 110082, 157260, 183470, 207059, 220164, 275205, 366940, 414118, 550410, 621177, 828236, 1035295, 1100820, 1242354, 1449413, 2070590, 2484708, 2898826, 3105885, 4141180, 4348239, 5797652, 6211770, 7247065, 8696478, 12423540, 14494130, 17392956, 21741195, 28988260, 43482390, 86964780]

約数ペア:

[(1, 86964780), (2, 43482390), (3, 28988260), (4, 21741195), (5, 17392956), (6, 14494130), (7, 12423540), (10, 8696478), (12, 7247065), (14, 6211770), (15, 5797652), (20, 4348239), (21, 4141180), (28, 3105885), (30, 2898826), (35, 2484708), (42, 2070590), (60, 1449413), (70, 1242354), (79, 1100820), (84, 1035295), (105, 828236), (140, 621177), (158, 550410), (210, 414118), (237, 366940), (316, 275205), (395, 220164), (420, 207059), (474, 183470), (553, 157260), (790, 110082), (948, 91735), (1106, 78630), (1185, 73388), (1580, 55041), (1659, 52420), (2212, 39315), (2370, 36694), (2621, 33180), (2765, 31452), (3318, 26210), (4740, 18347), (5242, 16590), (5530, 15726), (6636, 13105), (7863, 11060), (8295, 10484)]