74890760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:471

約数の個数: 128

約数和(自身を含む): 208396800

約数和(自身を除く): 133506040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 92, 115, 116, 140, 145, 161, 184, 203, 230, 232, 280, 290, 322, 401, 406, 460, 580, 644, 667, 802, 805, 812, 920, 1015, 1160, 1288, 1334, 1604, 1610, 1624, 2005, 2030, 2668, 2807, 3208, 3220, 3335, 4010, 4060, 4669, 5336, 5614, 6440, 6670, 8020, 8120, 9223, 9338, 11228, 11629, 13340, 14035, 16040, 18446, 18676, 22456, 23258, 23345, 26680, 28070, 36892, 37352, 46115, 46516, 46690, 56140, 58145, 64561, 73784, 81403, 92230, 93032, 93380, 112280, 116290, 129122, 162806, 184460, 186760, 232580, 258244, 267467, 322805, 325612, 368920, 407015, 465160, 516488, 534934, 645610, 651224, 814030, 1069868, 1291220, 1337335, 1628060, 1872269, 2139736, 2582440, 2674670, 3256120, 3744538, 5349340, 7489076, 9361345, 10698680, 14978152, 18722690, 37445380, 74890760]

約数ペア:

[(1, 74890760), (2, 37445380), (4, 18722690), (5, 14978152), (7, 10698680), (8, 9361345), (10, 7489076), (14, 5349340), (20, 3744538), (23, 3256120), (28, 2674670), (29, 2582440), (35, 2139736), (40, 1872269), (46, 1628060), (56, 1337335), (58, 1291220), (70, 1069868), (92, 814030), (115, 651224), (116, 645610), (140, 534934), (145, 516488), (161, 465160), (184, 407015), (203, 368920), (230, 325612), (232, 322805), (280, 267467), (290, 258244), (322, 232580), (401, 186760), (406, 184460), (460, 162806), (580, 129122), (644, 116290), (667, 112280), (802, 93380), (805, 93032), (812, 92230), (920, 81403), (1015, 73784), (1160, 64561), (1288, 58145), (1334, 56140), (1604, 46690), (1610, 46516), (1624, 46115), (2005, 37352), (2030, 36892), (2668, 28070), (2807, 26680), (3208, 23345), (3220, 23258), (3335, 22456), (4010, 18676), (4060, 18446), (4669, 16040), (5336, 14035), (5614, 13340), (6440, 11629), (6670, 11228), (8020, 9338), (8120, 9223)]