20215214928

素因数分解:

$2^4\times 3^3\times {\mathrm{599}}^1\times {\mathrm{78121}}^1$

素因数の和:78737

約数の個数: 80

約数和(自身を含む): 58122768000

約数和(自身を除く): 37907553072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 599, 1198, 1797, 2396, 3594, 4792, 5391, 7188, 9584, 10782, 14376, 16173, 21564, 28752, 32346, 43128, 64692, 78121, 86256, 129384, 156242, 234363, 258768, 312484, 468726, 624968, 703089, 937452, 1249936, 1406178, 1874904, 2109267, 2812356, 3749808, 4218534, 5624712, 8437068, 11249424, 16874136, 33748272, 46794479, 93588958, 140383437, 187177916, 280766874, 374355832, 421150311, 561533748, 748711664, 842300622, 1123067496, 1263450933, 1684601244, 2246134992, 2526901866, 3369202488, 5053803732, 6738404976, 10107607464, 20215214928]

約数ペア:

[(1, 20215214928), (2, 10107607464), (3, 6738404976), (4, 5053803732), (6, 3369202488), (8, 2526901866), (9, 2246134992), (12, 1684601244), (16, 1263450933), (18, 1123067496), (24, 842300622), (27, 748711664), (36, 561533748), (48, 421150311), (54, 374355832), (72, 280766874), (108, 187177916), (144, 140383437), (216, 93588958), (432, 46794479), (599, 33748272), (1198, 16874136), (1797, 11249424), (2396, 8437068), (3594, 5624712), (4792, 4218534), (5391, 3749808), (7188, 2812356), (9584, 2109267), (10782, 1874904), (14376, 1406178), (16173, 1249936), (21564, 937452), (28752, 703089), (32346, 624968), (43128, 468726), (64692, 312484), (78121, 258768), (86256, 234363), (129384, 156242)]