255203480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:693

約数の個数: 128

約数和(自身を含む): 692841600

約数和(自身を除く): 437638120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 53, 56, 58, 70, 106, 116, 140, 145, 203, 212, 232, 265, 280, 290, 371, 406, 424, 530, 580, 593, 742, 812, 1015, 1060, 1160, 1186, 1484, 1537, 1624, 1855, 2030, 2120, 2372, 2965, 2968, 3074, 3710, 4060, 4151, 4744, 5930, 6148, 7420, 7685, 8120, 8302, 10759, 11860, 12296, 14840, 15370, 16604, 17197, 20755, 21518, 23720, 30740, 31429, 33208, 34394, 41510, 43036, 53795, 61480, 62858, 68788, 83020, 85985, 86072, 107590, 120379, 125716, 137576, 157145, 166040, 171970, 215180, 220003, 240758, 251432, 314290, 343940, 430360, 440006, 481516, 601895, 628580, 687880, 880012, 911441, 963032, 1100015, 1203790, 1257160, 1760024, 1822882, 2200030, 2407580, 3645764, 4400060, 4557205, 4815160, 6380087, 7291528, 8800120, 9114410, 12760174, 18228820, 25520348, 31900435, 36457640, 51040696, 63800870, 127601740, 255203480]

約数ペア:

[(1, 255203480), (2, 127601740), (4, 63800870), (5, 51040696), (7, 36457640), (8, 31900435), (10, 25520348), (14, 18228820), (20, 12760174), (28, 9114410), (29, 8800120), (35, 7291528), (40, 6380087), (53, 4815160), (56, 4557205), (58, 4400060), (70, 3645764), (106, 2407580), (116, 2200030), (140, 1822882), (145, 1760024), (203, 1257160), (212, 1203790), (232, 1100015), (265, 963032), (280, 911441), (290, 880012), (371, 687880), (406, 628580), (424, 601895), (530, 481516), (580, 440006), (593, 430360), (742, 343940), (812, 314290), (1015, 251432), (1060, 240758), (1160, 220003), (1186, 215180), (1484, 171970), (1537, 166040), (1624, 157145), (1855, 137576), (2030, 125716), (2120, 120379), (2372, 107590), (2965, 86072), (2968, 85985), (3074, 83020), (3710, 68788), (4060, 62858), (4151, 61480), (4744, 53795), (5930, 43036), (6148, 41510), (7420, 34394), (7685, 33208), (8120, 31429), (8302, 30740), (10759, 23720), (11860, 21518), (12296, 20755), (14840, 17197), (15370, 16604)]