172474890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 495452160

約数和(自身を除く): 322977270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 127, 145, 174, 203, 210, 223, 254, 290, 381, 406, 435, 446, 609, 635, 669, 762, 870, 889, 1015, 1115, 1218, 1270, 1338, 1561, 1778, 1905, 2030, 2230, 2667, 3045, 3122, 3345, 3683, 3810, 4445, 4683, 5334, 6090, 6467, 6690, 7366, 7805, 8890, 9366, 11049, 12934, 13335, 15610, 18415, 19401, 22098, 23415, 25781, 26670, 28321, 32335, 36830, 38802, 45269, 46830, 51562, 55245, 56642, 64670, 77343, 84963, 90538, 97005, 110490, 128905, 135807, 141605, 154686, 169926, 194010, 198247, 226345, 257810, 271614, 283210, 386715, 396494, 424815, 452690, 594741, 679035, 773430, 821309, 849630, 991235, 1189482, 1358070, 1642618, 1982470, 2463927, 2973705, 4106545, 4927854, 5749163, 5947410, 8213090, 11498326, 12319635, 17247489, 24639270, 28745815, 34494978, 57491630, 86237445, 172474890]

約数ペア:

[(1, 172474890), (2, 86237445), (3, 57491630), (5, 34494978), (6, 28745815), (7, 24639270), (10, 17247489), (14, 12319635), (15, 11498326), (21, 8213090), (29, 5947410), (30, 5749163), (35, 4927854), (42, 4106545), (58, 2973705), (70, 2463927), (87, 1982470), (105, 1642618), (127, 1358070), (145, 1189482), (174, 991235), (203, 849630), (210, 821309), (223, 773430), (254, 679035), (290, 594741), (381, 452690), (406, 424815), (435, 396494), (446, 386715), (609, 283210), (635, 271614), (669, 257810), (762, 226345), (870, 198247), (889, 194010), (1015, 169926), (1115, 154686), (1218, 141605), (1270, 135807), (1338, 128905), (1561, 110490), (1778, 97005), (1905, 90538), (2030, 84963), (2230, 77343), (2667, 64670), (3045, 56642), (3122, 55245), (3345, 51562), (3683, 46830), (3810, 45269), (4445, 38802), (4683, 36830), (5334, 32335), (6090, 28321), (6467, 26670), (6690, 25781), (7366, 23415), (7805, 22098), (8890, 19401), (9366, 18415), (11049, 15610), (12934, 13335)]