47500020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 150935400

約数和(自身を除く): 103435380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 269, 270, 324, 327, 405, 436, 538, 540, 545, 654, 807, 810, 981, 1076, 1090, 1308, 1345, 1614, 1620, 1635, 1962, 2180, 2421, 2690, 2943, 3228, 3270, 3924, 4035, 4842, 4905, 5380, 5886, 6540, 7263, 8070, 8829, 9684, 9810, 11772, 12105, 14526, 14715, 16140, 17658, 19620, 21789, 24210, 29052, 29321, 29430, 35316, 36315, 43578, 44145, 48420, 58642, 58860, 72630, 87156, 87963, 88290, 108945, 117284, 145260, 146605, 175926, 176580, 217890, 263889, 293210, 351852, 435780, 439815, 527778, 586420, 791667, 879630, 1055556, 1319445, 1583334, 1759260, 2375001, 2638890, 3166668, 3958335, 4750002, 5277780, 7916670, 9500004, 11875005, 15833340, 23750010, 47500020]

約数ペア:

[(1, 47500020), (2, 23750010), (3, 15833340), (4, 11875005), (5, 9500004), (6, 7916670), (9, 5277780), (10, 4750002), (12, 3958335), (15, 3166668), (18, 2638890), (20, 2375001), (27, 1759260), (30, 1583334), (36, 1319445), (45, 1055556), (54, 879630), (60, 791667), (81, 586420), (90, 527778), (108, 439815), (109, 435780), (135, 351852), (162, 293210), (180, 263889), (218, 217890), (269, 176580), (270, 175926), (324, 146605), (327, 145260), (405, 117284), (436, 108945), (538, 88290), (540, 87963), (545, 87156), (654, 72630), (807, 58860), (810, 58642), (981, 48420), (1076, 44145), (1090, 43578), (1308, 36315), (1345, 35316), (1614, 29430), (1620, 29321), (1635, 29052), (1962, 24210), (2180, 21789), (2421, 19620), (2690, 17658), (2943, 16140), (3228, 14715), (3270, 14526), (3924, 12105), (4035, 11772), (4842, 9810), (4905, 9684), (5380, 8829), (5886, 8070), (6540, 7263)]