289457540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 657054720

約数和(自身を除く): 367597180

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 59, 62, 82, 118, 124, 155, 164, 193, 205, 236, 295, 310, 386, 410, 590, 620, 772, 820, 965, 1180, 1271, 1829, 1930, 2419, 2542, 3658, 3860, 4838, 5084, 5983, 6355, 7316, 7913, 9145, 9676, 11387, 11966, 12095, 12710, 15826, 18290, 22774, 23932, 24190, 25420, 29915, 31652, 36580, 39565, 45548, 48380, 56935, 59830, 74989, 79130, 113870, 119660, 149978, 158260, 227740, 245303, 299956, 352997, 374945, 466867, 490606, 705994, 749890, 933734, 981212, 1226515, 1411988, 1499780, 1764985, 1867468, 2334335, 2453030, 3529970, 4668670, 4906060, 7059940, 9337340, 14472877, 28945754, 57891508, 72364385, 144728770, 289457540]

約数ペア:

[(1, 289457540), (2, 144728770), (4, 72364385), (5, 57891508), (10, 28945754), (20, 14472877), (31, 9337340), (41, 7059940), (59, 4906060), (62, 4668670), (82, 3529970), (118, 2453030), (124, 2334335), (155, 1867468), (164, 1764985), (193, 1499780), (205, 1411988), (236, 1226515), (295, 981212), (310, 933734), (386, 749890), (410, 705994), (590, 490606), (620, 466867), (772, 374945), (820, 352997), (965, 299956), (1180, 245303), (1271, 227740), (1829, 158260), (1930, 149978), (2419, 119660), (2542, 113870), (3658, 79130), (3860, 74989), (4838, 59830), (5084, 56935), (5983, 48380), (6355, 45548), (7316, 39565), (7913, 36580), (9145, 31652), (9676, 29915), (11387, 25420), (11966, 24190), (12095, 23932), (12710, 22774), (15826, 18290)]