989670640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{14851}}^1$

素因数の和:14895

約数の個数: 120

約数和(自身を含む): 2834296272

約数和(自身を除く): 1844625632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 680, 784, 833, 952, 980, 1190, 1360, 1666, 1904, 1960, 2380, 3332, 3920, 4165, 4760, 6664, 8330, 9520, 13328, 14851, 16660, 29702, 33320, 59404, 66640, 74255, 103957, 118808, 148510, 207914, 237616, 252467, 297020, 415828, 504934, 519785, 594040, 727699, 831656, 1009868, 1039570, 1188080, 1262335, 1455398, 1663312, 1767269, 2019736, 2079140, 2524670, 2910796, 3534538, 3638495, 4039472, 4158280, 5049340, 5821592, 7069076, 7276990, 8316560, 8836345, 10098680, 11643184, 12370883, 14138152, 14553980, 17672690, 20197360, 24741766, 28276304, 29107960, 35345380, 49483532, 58215920, 61854415, 70690760, 98967064, 123708830, 141381520, 197934128, 247417660, 494835320, 989670640]

約数ペア:

[(1, 989670640), (2, 494835320), (4, 247417660), (5, 197934128), (7, 141381520), (8, 123708830), (10, 98967064), (14, 70690760), (16, 61854415), (17, 58215920), (20, 49483532), (28, 35345380), (34, 29107960), (35, 28276304), (40, 24741766), (49, 20197360), (56, 17672690), (68, 14553980), (70, 14138152), (80, 12370883), (85, 11643184), (98, 10098680), (112, 8836345), (119, 8316560), (136, 7276990), (140, 7069076), (170, 5821592), (196, 5049340), (238, 4158280), (245, 4039472), (272, 3638495), (280, 3534538), (340, 2910796), (392, 2524670), (476, 2079140), (490, 2019736), (560, 1767269), (595, 1663312), (680, 1455398), (784, 1262335), (833, 1188080), (952, 1039570), (980, 1009868), (1190, 831656), (1360, 727699), (1666, 594040), (1904, 519785), (1960, 504934), (2380, 415828), (3332, 297020), (3920, 252467), (4165, 237616), (4760, 207914), (6664, 148510), (8330, 118808), (9520, 103957), (13328, 74255), (14851, 66640), (16660, 59404), (29702, 33320)]