127420440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8923}}^1$

素因数の和:8961

約数の個数: 128

約数和(自身を含む): 462620160

約数和(自身を除く): 335199720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 8923, 14280, 17846, 26769, 35692, 44615, 53538, 62461, 71384, 89230, 107076, 124922, 133845, 151691, 178460, 187383, 214152, 249844, 267690, 303382, 312305, 356920, 374766, 455073, 499688, 535380, 606764, 624610, 749532, 758455, 910146, 936915, 1061837, 1070760, 1213528, 1249220, 1499064, 1516910, 1820292, 1873830, 2123674, 2275365, 2498440, 3033820, 3185511, 3640584, 3747660, 4247348, 4550730, 5309185, 6067640, 6371022, 7495320, 8494696, 9101460, 10618370, 12742044, 15927555, 18202920, 21236740, 25484088, 31855110, 42473480, 63710220, 127420440]

約数ペア:

[(1, 127420440), (2, 63710220), (3, 42473480), (4, 31855110), (5, 25484088), (6, 21236740), (7, 18202920), (8, 15927555), (10, 12742044), (12, 10618370), (14, 9101460), (15, 8494696), (17, 7495320), (20, 6371022), (21, 6067640), (24, 5309185), (28, 4550730), (30, 4247348), (34, 3747660), (35, 3640584), (40, 3185511), (42, 3033820), (51, 2498440), (56, 2275365), (60, 2123674), (68, 1873830), (70, 1820292), (84, 1516910), (85, 1499064), (102, 1249220), (105, 1213528), (119, 1070760), (120, 1061837), (136, 936915), (140, 910146), (168, 758455), (170, 749532), (204, 624610), (210, 606764), (238, 535380), (255, 499688), (280, 455073), (340, 374766), (357, 356920), (408, 312305), (420, 303382), (476, 267690), (510, 249844), (595, 214152), (680, 187383), (714, 178460), (840, 151691), (952, 133845), (1020, 124922), (1190, 107076), (1428, 89230), (1785, 71384), (2040, 62461), (2380, 53538), (2856, 44615), (3570, 35692), (4760, 26769), (7140, 17846), (8923, 14280)]