81446040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5801}}^1$

素因数の和:5834

約数の個数: 128

約数和(自身を含む): 292420800

約数和(自身を除く): 210974760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 5801, 7020, 11602, 14040, 17403, 23204, 29005, 34806, 46408, 52209, 58010, 69612, 75413, 87015, 104418, 116020, 139224, 150826, 156627, 174030, 208836, 226239, 232040, 261045, 301652, 313254, 348060, 377065, 417672, 452478, 522090, 603304, 626508, 678717, 696120, 754130, 783135, 904956, 1044180, 1131195, 1253016, 1357434, 1508260, 1566270, 1809912, 2036151, 2088360, 2262390, 2714868, 3016520, 3132540, 3393585, 4072302, 4524780, 5429736, 6265080, 6787170, 8144604, 9049560, 10180755, 13574340, 16289208, 20361510, 27148680, 40723020, 81446040]

約数ペア:

[(1, 81446040), (2, 40723020), (3, 27148680), (4, 20361510), (5, 16289208), (6, 13574340), (8, 10180755), (9, 9049560), (10, 8144604), (12, 6787170), (13, 6265080), (15, 5429736), (18, 4524780), (20, 4072302), (24, 3393585), (26, 3132540), (27, 3016520), (30, 2714868), (36, 2262390), (39, 2088360), (40, 2036151), (45, 1809912), (52, 1566270), (54, 1508260), (60, 1357434), (65, 1253016), (72, 1131195), (78, 1044180), (90, 904956), (104, 783135), (108, 754130), (117, 696120), (120, 678717), (130, 626508), (135, 603304), (156, 522090), (180, 452478), (195, 417672), (216, 377065), (234, 348060), (260, 313254), (270, 301652), (312, 261045), (351, 232040), (360, 226239), (390, 208836), (468, 174030), (520, 156627), (540, 150826), (585, 139224), (702, 116020), (780, 104418), (936, 87015), (1080, 75413), (1170, 69612), (1404, 58010), (1560, 52209), (1755, 46408), (2340, 34806), (2808, 29005), (3510, 23204), (4680, 17403), (5801, 14040), (7020, 11602)]