81980400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1363

約数の個数: 120

約数和(自身を含む): 267773040

約数和(自身を除く): 185792640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 53, 60, 75, 80, 100, 106, 120, 150, 159, 200, 212, 240, 265, 300, 318, 400, 424, 530, 600, 636, 795, 848, 1060, 1200, 1272, 1289, 1325, 1590, 2120, 2544, 2578, 2650, 3180, 3867, 3975, 4240, 5156, 5300, 6360, 6445, 7734, 7950, 10312, 10600, 12720, 12890, 15468, 15900, 19335, 20624, 21200, 25780, 30936, 31800, 32225, 38670, 51560, 61872, 63600, 64450, 68317, 77340, 96675, 103120, 128900, 136634, 154680, 193350, 204951, 257800, 273268, 309360, 341585, 386700, 409902, 515600, 546536, 683170, 773400, 819804, 1024755, 1093072, 1366340, 1546800, 1639608, 1707925, 2049510, 2732680, 3279216, 3415850, 4099020, 5123775, 5465360, 6831700, 8198040, 10247550, 13663400, 16396080, 20495100, 27326800, 40990200, 81980400]

約数ペア:

[(1, 81980400), (2, 40990200), (3, 27326800), (4, 20495100), (5, 16396080), (6, 13663400), (8, 10247550), (10, 8198040), (12, 6831700), (15, 5465360), (16, 5123775), (20, 4099020), (24, 3415850), (25, 3279216), (30, 2732680), (40, 2049510), (48, 1707925), (50, 1639608), (53, 1546800), (60, 1366340), (75, 1093072), (80, 1024755), (100, 819804), (106, 773400), (120, 683170), (150, 546536), (159, 515600), (200, 409902), (212, 386700), (240, 341585), (265, 309360), (300, 273268), (318, 257800), (400, 204951), (424, 193350), (530, 154680), (600, 136634), (636, 128900), (795, 103120), (848, 96675), (1060, 77340), (1200, 68317), (1272, 64450), (1289, 63600), (1325, 61872), (1590, 51560), (2120, 38670), (2544, 32225), (2578, 31800), (2650, 30936), (3180, 25780), (3867, 21200), (3975, 20624), (4240, 19335), (5156, 15900), (5300, 15468), (6360, 12890), (6445, 12720), (7734, 10600), (7950, 10312)]