61836040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{4507}}^1$

素因数の和:4539

約数の個数: 64

約数和(自身を含む): 162288000

約数和(自身を除く): 100451960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 4507, 6860, 9014, 13720, 18028, 22535, 31549, 36056, 45070, 63098, 90140, 126196, 157745, 180280, 220843, 252392, 315490, 441686, 630980, 883372, 1104215, 1261960, 1545901, 1766744, 2208430, 3091802, 4416860, 6183604, 7729505, 8833720, 12367208, 15459010, 30918020, 61836040]

約数ペア:

[(1, 61836040), (2, 30918020), (4, 15459010), (5, 12367208), (7, 8833720), (8, 7729505), (10, 6183604), (14, 4416860), (20, 3091802), (28, 2208430), (35, 1766744), (40, 1545901), (49, 1261960), (56, 1104215), (70, 883372), (98, 630980), (140, 441686), (196, 315490), (245, 252392), (280, 220843), (343, 180280), (392, 157745), (490, 126196), (686, 90140), (980, 63098), (1372, 45070), (1715, 36056), (1960, 31549), (2744, 22535), (3430, 18028), (4507, 13720), (6860, 9014)]