90599320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{659}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 233798400

約数和(自身を除く): 143199080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 491, 659, 982, 1318, 1964, 2455, 2636, 3295, 3437, 3928, 4613, 4910, 5272, 6590, 6874, 9226, 9820, 13180, 13748, 17185, 18452, 19640, 23065, 26360, 27496, 34370, 36904, 46130, 68740, 92260, 137480, 184520, 323569, 647138, 1294276, 1617845, 2264983, 2588552, 3235690, 4529966, 6471380, 9059932, 11324915, 12942760, 18119864, 22649830, 45299660, 90599320]

約数ペア:

[(1, 90599320), (2, 45299660), (4, 22649830), (5, 18119864), (7, 12942760), (8, 11324915), (10, 9059932), (14, 6471380), (20, 4529966), (28, 3235690), (35, 2588552), (40, 2264983), (56, 1617845), (70, 1294276), (140, 647138), (280, 323569), (491, 184520), (659, 137480), (982, 92260), (1318, 68740), (1964, 46130), (2455, 36904), (2636, 34370), (3295, 27496), (3437, 26360), (3928, 23065), (4613, 19640), (4910, 18452), (5272, 17185), (6590, 13748), (6874, 13180), (9226, 9820)]