157206840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 575078400

約数和(自身を除く): 417871560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 79, 84, 92, 103, 105, 115, 120, 138, 140, 158, 161, 168, 184, 206, 210, 230, 237, 276, 280, 309, 316, 322, 345, 395, 412, 420, 460, 474, 483, 515, 552, 553, 618, 632, 644, 690, 721, 790, 805, 824, 840, 920, 948, 966, 1030, 1106, 1185, 1236, 1288, 1380, 1442, 1545, 1580, 1610, 1659, 1817, 1896, 1932, 2060, 2163, 2212, 2369, 2370, 2415, 2472, 2760, 2765, 2884, 3090, 3160, 3220, 3318, 3605, 3634, 3864, 4120, 4326, 4424, 4738, 4740, 4830, 5451, 5530, 5768, 6180, 6440, 6636, 7107, 7210, 7268, 8137, 8295, 8652, 9085, 9476, 9480, 9660, 10815, 10902, 11060, 11845, 12360, 12719, 13272, 14214, 14420, 14536, 16274, 16583, 16590, 17304, 18170, 18952, 19320, 21630, 21804, 22120, 23690, 24411, 25438, 27255, 28428, 28840, 32548, 33166, 33180, 35535, 36340, 38157, 40685, 43260, 43608, 47380, 48822, 49749, 50876, 54510, 56856, 56959, 63595, 65096, 66332, 66360, 71070, 72680, 76314, 81370, 82915, 86520, 94760, 97644, 99498, 101752, 109020, 113918, 122055, 127190, 132664, 142140, 152628, 162740, 165830, 170877, 187151, 190785, 195288, 198996, 218040, 227836, 244110, 248745, 254380, 284280, 284795, 305256, 325480, 331660, 341754, 374302, 381570, 397992, 455672, 488220, 497490, 508760, 561453, 569590, 663320, 683508, 748604, 763140, 854385, 935755, 976440, 994980, 1122906, 1139180, 1310057, 1367016, 1497208, 1526280, 1708770, 1871510, 1989960, 2245812, 2278360, 2620114, 2807265, 3417540, 3743020, 3930171, 4491624, 5240228, 5614530, 6550285, 6835080, 7486040, 7860342, 10480456, 11229060, 13100570, 15720684, 19650855, 22458120, 26201140, 31441368, 39301710, 52402280, 78603420, 157206840]

約数ペア:

[(1, 157206840), (2, 78603420), (3, 52402280), (4, 39301710), (5, 31441368), (6, 26201140), (7, 22458120), (8, 19650855), (10, 15720684), (12, 13100570), (14, 11229060), (15, 10480456), (20, 7860342), (21, 7486040), (23, 6835080), (24, 6550285), (28, 5614530), (30, 5240228), (35, 4491624), (40, 3930171), (42, 3743020), (46, 3417540), (56, 2807265), (60, 2620114), (69, 2278360), (70, 2245812), (79, 1989960), (84, 1871510), (92, 1708770), (103, 1526280), (105, 1497208), (115, 1367016), (120, 1310057), (138, 1139180), (140, 1122906), (158, 994980), (161, 976440), (168, 935755), (184, 854385), (206, 763140), (210, 748604), (230, 683508), (237, 663320), (276, 569590), (280, 561453), (309, 508760), (316, 497490), (322, 488220), (345, 455672), (395, 397992), (412, 381570), (420, 374302), (460, 341754), (474, 331660), (483, 325480), (515, 305256), (552, 284795), (553, 284280), (618, 254380), (632, 248745), (644, 244110), (690, 227836), (721, 218040), (790, 198996), (805, 195288), (824, 190785), (840, 187151), (920, 170877), (948, 165830), (966, 162740), (1030, 152628), (1106, 142140), (1185, 132664), (1236, 127190), (1288, 122055), (1380, 113918), (1442, 109020), (1545, 101752), (1580, 99498), (1610, 97644), (1659, 94760), (1817, 86520), (1896, 82915), (1932, 81370), (2060, 76314), (2163, 72680), (2212, 71070), (2369, 66360), (2370, 66332), (2415, 65096), (2472, 63595), (2760, 56959), (2765, 56856), (2884, 54510), (3090, 50876), (3160, 49749), (3220, 48822), (3318, 47380), (3605, 43608), (3634, 43260), (3864, 40685), (4120, 38157), (4326, 36340), (4424, 35535), (4738, 33180), (4740, 33166), (4830, 32548), (5451, 28840), (5530, 28428), (5768, 27255), (6180, 25438), (6440, 24411), (6636, 23690), (7107, 22120), (7210, 21804), (7268, 21630), (8137, 19320), (8295, 18952), (8652, 18170), (9085, 17304), (9476, 16590), (9480, 16583), (9660, 16274), (10815, 14536), (10902, 14420), (11060, 14214), (11845, 13272), (12360, 12719)]