18177420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 54867456

約数和(自身を除く): 36690036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 71, 85, 102, 142, 170, 204, 213, 251, 255, 284, 340, 355, 426, 502, 510, 710, 753, 852, 1004, 1020, 1065, 1207, 1255, 1420, 1506, 2130, 2414, 2510, 3012, 3621, 3765, 4260, 4267, 4828, 5020, 6035, 7242, 7530, 8534, 12070, 12801, 14484, 15060, 17068, 17821, 18105, 21335, 24140, 25602, 35642, 36210, 42670, 51204, 53463, 64005, 71284, 72420, 85340, 89105, 106926, 128010, 178210, 213852, 256020, 267315, 302957, 356420, 534630, 605914, 908871, 1069260, 1211828, 1514785, 1817742, 3029570, 3635484, 4544355, 6059140, 9088710, 18177420]

約数ペア:

[(1, 18177420), (2, 9088710), (3, 6059140), (4, 4544355), (5, 3635484), (6, 3029570), (10, 1817742), (12, 1514785), (15, 1211828), (17, 1069260), (20, 908871), (30, 605914), (34, 534630), (51, 356420), (60, 302957), (68, 267315), (71, 256020), (85, 213852), (102, 178210), (142, 128010), (170, 106926), (204, 89105), (213, 85340), (251, 72420), (255, 71284), (284, 64005), (340, 53463), (355, 51204), (426, 42670), (502, 36210), (510, 35642), (710, 25602), (753, 24140), (852, 21335), (1004, 18105), (1020, 17821), (1065, 17068), (1207, 15060), (1255, 14484), (1420, 12801), (1506, 12070), (2130, 8534), (2414, 7530), (2510, 7242), (3012, 6035), (3621, 5020), (3765, 4828), (4260, 4267)]