87320730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2551}}^1$

素因数の和:2731

約数の個数: 64

約数和(自身を含む): 241072128

約数和(自身を除く): 153751398

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 815, 978, 1141, 1630, 2282, 2445, 2551, 3423, 4890, 5102, 5705, 6846, 7653, 11410, 12755, 15306, 17115, 17857, 25510, 34230, 35714, 38265, 53571, 76530, 89285, 107142, 178570, 267855, 415813, 535710, 831626, 1247439, 2079065, 2494878, 2910691, 4158130, 5821382, 6237195, 8732073, 12474390, 14553455, 17464146, 29106910, 43660365, 87320730]

約数ペア:

[(1, 87320730), (2, 43660365), (3, 29106910), (5, 17464146), (6, 14553455), (7, 12474390), (10, 8732073), (14, 6237195), (15, 5821382), (21, 4158130), (30, 2910691), (35, 2494878), (42, 2079065), (70, 1247439), (105, 831626), (163, 535710), (210, 415813), (326, 267855), (489, 178570), (815, 107142), (978, 89285), (1141, 76530), (1630, 53571), (2282, 38265), (2445, 35714), (2551, 34230), (3423, 25510), (4890, 17857), (5102, 17115), (5705, 15306), (6846, 12755), (7653, 11410)]