311944220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2473}}^1$

素因数の和:2559

約数の個数: 96

約数和(自身を含む): 807988608

約数和(自身を除く): 496044388

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 53, 68, 70, 85, 106, 119, 140, 170, 212, 238, 265, 340, 371, 476, 530, 595, 742, 901, 1060, 1190, 1484, 1802, 1855, 2380, 2473, 3604, 3710, 4505, 4946, 6307, 7420, 9010, 9892, 12365, 12614, 17311, 18020, 24730, 25228, 31535, 34622, 42041, 49460, 63070, 69244, 84082, 86555, 126140, 131069, 168164, 173110, 210205, 262138, 294287, 346220, 420410, 524276, 588574, 655345, 840820, 917483, 1177148, 1310690, 1471435, 1834966, 2228173, 2621380, 2942870, 3669932, 4456346, 4587415, 5885740, 8912692, 9174830, 11140865, 15597211, 18349660, 22281730, 31194422, 44563460, 62388844, 77986055, 155972110, 311944220]

約数ペア:

[(1, 311944220), (2, 155972110), (4, 77986055), (5, 62388844), (7, 44563460), (10, 31194422), (14, 22281730), (17, 18349660), (20, 15597211), (28, 11140865), (34, 9174830), (35, 8912692), (53, 5885740), (68, 4587415), (70, 4456346), (85, 3669932), (106, 2942870), (119, 2621380), (140, 2228173), (170, 1834966), (212, 1471435), (238, 1310690), (265, 1177148), (340, 917483), (371, 840820), (476, 655345), (530, 588574), (595, 524276), (742, 420410), (901, 346220), (1060, 294287), (1190, 262138), (1484, 210205), (1802, 173110), (1855, 168164), (2380, 131069), (2473, 126140), (3604, 86555), (3710, 84082), (4505, 69244), (4946, 63070), (6307, 49460), (7420, 42041), (9010, 34622), (9892, 31535), (12365, 25228), (12614, 24730), (17311, 18020)]