78072012

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{2591}}^1$

素因数の和:2641

約数の個数: 72

約数和(自身を含む): 211341312

約数和(自身を除く): 133269300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 2591, 3348, 5022, 5182, 7533, 7773, 10044, 10364, 15066, 15546, 23319, 30132, 31092, 46638, 69957, 80321, 93276, 139914, 160642, 209871, 240963, 279828, 321284, 419742, 481926, 629613, 722889, 839484, 963852, 1259226, 1445778, 2168667, 2518452, 2891556, 4337334, 6506001, 8674668, 13012002, 19518003, 26024004, 39036006, 78072012]

約数ペア:

[(1, 78072012), (2, 39036006), (3, 26024004), (4, 19518003), (6, 13012002), (9, 8674668), (12, 6506001), (18, 4337334), (27, 2891556), (31, 2518452), (36, 2168667), (54, 1445778), (62, 1259226), (81, 963852), (93, 839484), (108, 722889), (124, 629613), (162, 481926), (186, 419742), (243, 321284), (279, 279828), (324, 240963), (372, 209871), (486, 160642), (558, 139914), (837, 93276), (972, 80321), (1116, 69957), (1674, 46638), (2511, 31092), (2591, 30132), (3348, 23319), (5022, 15546), (5182, 15066), (7533, 10364), (7773, 10044)]