129420620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:423

約数の個数: 96

約数和(自身を含む): 325140480

約数和(自身を除く): 195719860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 127, 140, 145, 203, 251, 254, 290, 406, 502, 508, 580, 635, 812, 889, 1004, 1015, 1255, 1270, 1757, 1778, 2030, 2510, 2540, 3514, 3556, 3683, 4060, 4445, 5020, 7028, 7279, 7366, 8785, 8890, 14558, 14732, 17570, 17780, 18415, 25781, 29116, 31877, 35140, 36395, 36830, 50953, 51562, 63754, 72790, 73660, 101906, 103124, 127508, 128905, 145580, 159385, 203812, 223139, 254765, 257810, 318770, 446278, 509530, 515620, 637540, 892556, 924433, 1019060, 1115695, 1848866, 2231390, 3697732, 4462780, 4622165, 6471031, 9244330, 12942062, 18488660, 25884124, 32355155, 64710310, 129420620]

約数ペア:

[(1, 129420620), (2, 64710310), (4, 32355155), (5, 25884124), (7, 18488660), (10, 12942062), (14, 9244330), (20, 6471031), (28, 4622165), (29, 4462780), (35, 3697732), (58, 2231390), (70, 1848866), (116, 1115695), (127, 1019060), (140, 924433), (145, 892556), (203, 637540), (251, 515620), (254, 509530), (290, 446278), (406, 318770), (502, 257810), (508, 254765), (580, 223139), (635, 203812), (812, 159385), (889, 145580), (1004, 128905), (1015, 127508), (1255, 103124), (1270, 101906), (1757, 73660), (1778, 72790), (2030, 63754), (2510, 51562), (2540, 50953), (3514, 36830), (3556, 36395), (3683, 35140), (4060, 31877), (4445, 29116), (5020, 25781), (7028, 18415), (7279, 17780), (7366, 17570), (8785, 14732), (8890, 14558)]