71662920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85313}}^1$

素因数の和:85334

約数の個数: 64

約数和(自身を含む): 245704320

約数和(自身を除く): 174041400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85313, 170626, 255939, 341252, 426565, 511878, 597191, 682504, 853130, 1023756, 1194382, 1279695, 1706260, 1791573, 2047512, 2388764, 2559390, 2985955, 3412520, 3583146, 4777528, 5118780, 5971910, 7166292, 8957865, 10237560, 11943820, 14332584, 17915730, 23887640, 35831460, 71662920]

約数ペア:

[(1, 71662920), (2, 35831460), (3, 23887640), (4, 17915730), (5, 14332584), (6, 11943820), (7, 10237560), (8, 8957865), (10, 7166292), (12, 5971910), (14, 5118780), (15, 4777528), (20, 3583146), (21, 3412520), (24, 2985955), (28, 2559390), (30, 2388764), (35, 2047512), (40, 1791573), (42, 1706260), (56, 1279695), (60, 1194382), (70, 1023756), (84, 853130), (105, 682504), (120, 597191), (140, 511878), (168, 426565), (210, 341252), (280, 255939), (420, 170626), (840, 85313)]