253997660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:975

約数の個数: 96

約数和(自身を含む): 639999360

約数和(自身を除く): 386001700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 73, 116, 140, 145, 146, 203, 290, 292, 365, 406, 511, 580, 730, 812, 857, 1015, 1022, 1460, 1714, 2030, 2044, 2117, 2555, 3428, 4060, 4234, 4285, 5110, 5999, 8468, 8570, 10220, 10585, 11998, 14819, 17140, 21170, 23996, 24853, 29638, 29995, 42340, 49706, 59276, 59990, 62561, 74095, 99412, 119980, 124265, 125122, 148190, 173971, 248530, 250244, 296380, 312805, 347942, 437927, 497060, 625610, 695884, 869855, 875854, 1251220, 1739710, 1751708, 1814269, 2189635, 3479420, 3628538, 4379270, 7257076, 8758540, 9071345, 12699883, 18142690, 25399766, 36285380, 50799532, 63499415, 126998830, 253997660]

約数ペア:

[(1, 253997660), (2, 126998830), (4, 63499415), (5, 50799532), (7, 36285380), (10, 25399766), (14, 18142690), (20, 12699883), (28, 9071345), (29, 8758540), (35, 7257076), (58, 4379270), (70, 3628538), (73, 3479420), (116, 2189635), (140, 1814269), (145, 1751708), (146, 1739710), (203, 1251220), (290, 875854), (292, 869855), (365, 695884), (406, 625610), (511, 497060), (580, 437927), (730, 347942), (812, 312805), (857, 296380), (1015, 250244), (1022, 248530), (1460, 173971), (1714, 148190), (2030, 125122), (2044, 124265), (2117, 119980), (2555, 99412), (3428, 74095), (4060, 62561), (4234, 59990), (4285, 59276), (5110, 49706), (5999, 42340), (8468, 29995), (8570, 29638), (10220, 24853), (10585, 23996), (11998, 21170), (14819, 17140)]