210236280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 672079680

約数和(自身を除く): 461843400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 257, 340, 401, 408, 510, 514, 680, 771, 802, 1020, 1028, 1203, 1285, 1542, 1604, 2005, 2040, 2056, 2406, 2570, 3084, 3208, 3855, 4010, 4369, 4812, 5140, 6015, 6168, 6817, 7710, 8020, 8738, 9624, 10280, 12030, 13107, 13634, 15420, 16040, 17476, 20451, 21845, 24060, 26214, 27268, 30840, 34085, 34952, 40902, 43690, 48120, 52428, 54536, 65535, 68170, 81804, 87380, 102255, 103057, 104856, 131070, 136340, 163608, 174760, 204510, 206114, 262140, 272680, 309171, 409020, 412228, 515285, 524280, 618342, 818040, 824456, 1030570, 1236684, 1545855, 1751969, 2061140, 2473368, 3091710, 3503938, 4122280, 5255907, 6183420, 7007876, 8759845, 10511814, 12366840, 14015752, 17519690, 21023628, 26279535, 35039380, 42047256, 52559070, 70078760, 105118140, 210236280]

約数ペア:

[(1, 210236280), (2, 105118140), (3, 70078760), (4, 52559070), (5, 42047256), (6, 35039380), (8, 26279535), (10, 21023628), (12, 17519690), (15, 14015752), (17, 12366840), (20, 10511814), (24, 8759845), (30, 7007876), (34, 6183420), (40, 5255907), (51, 4122280), (60, 3503938), (68, 3091710), (85, 2473368), (102, 2061140), (120, 1751969), (136, 1545855), (170, 1236684), (204, 1030570), (255, 824456), (257, 818040), (340, 618342), (401, 524280), (408, 515285), (510, 412228), (514, 409020), (680, 309171), (771, 272680), (802, 262140), (1020, 206114), (1028, 204510), (1203, 174760), (1285, 163608), (1542, 136340), (1604, 131070), (2005, 104856), (2040, 103057), (2056, 102255), (2406, 87380), (2570, 81804), (3084, 68170), (3208, 65535), (3855, 54536), (4010, 52428), (4369, 48120), (4812, 43690), (5140, 40902), (6015, 34952), (6168, 34085), (6817, 30840), (7710, 27268), (8020, 26214), (8738, 24060), (9624, 21845), (10280, 20451), (12030, 17476), (13107, 16040), (13634, 15420)]