1958160540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{666041}}^1$

素因数の和:666067

約数の個数: 72

約数和(自身を含む): 6378018192

約数和(自身を除く): 4419857652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 666041, 1332082, 1998123, 2664164, 3330205, 3996246, 4662287, 6660410, 7992492, 9324574, 9990615, 13320820, 13986861, 18649148, 19981230, 23311435, 27973722, 32636009, 39962460, 46622870, 55947444, 65272018, 69934305, 93245740, 97908027, 130544036, 139868610, 163180045, 195816054, 279737220, 326360090, 391632108, 489540135, 652720180, 979080270, 1958160540]

約数ペア:

[(1, 1958160540), (2, 979080270), (3, 652720180), (4, 489540135), (5, 391632108), (6, 326360090), (7, 279737220), (10, 195816054), (12, 163180045), (14, 139868610), (15, 130544036), (20, 97908027), (21, 93245740), (28, 69934305), (30, 65272018), (35, 55947444), (42, 46622870), (49, 39962460), (60, 32636009), (70, 27973722), (84, 23311435), (98, 19981230), (105, 18649148), (140, 13986861), (147, 13320820), (196, 9990615), (210, 9324574), (245, 7992492), (294, 6660410), (420, 4662287), (490, 3996246), (588, 3330205), (735, 2664164), (980, 1998123), (1470, 1332082), (2940, 666041)]