311923612

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 144

約数和(自身を含む): 772208640

約数和(自身を除く): 460285028

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 62, 77, 91, 98, 124, 143, 154, 182, 196, 217, 286, 308, 341, 359, 364, 403, 434, 539, 572, 637, 682, 718, 806, 868, 1001, 1078, 1274, 1364, 1436, 1519, 1612, 2002, 2156, 2387, 2513, 2548, 2821, 3038, 3949, 4004, 4433, 4667, 4774, 5026, 5642, 6076, 7007, 7898, 8866, 9334, 9548, 10052, 11129, 11284, 14014, 15796, 16709, 17591, 17732, 18668, 19747, 22258, 27643, 28028, 31031, 32669, 33418, 35182, 39494, 44516, 51337, 55286, 62062, 65338, 66836, 70364, 77903, 78988, 102674, 110572, 122419, 124124, 130676, 144677, 155806, 193501, 205348, 217217, 228683, 244838, 289354, 311612, 359359, 387002, 434434, 457366, 489676, 545321, 578708, 718718, 774004, 856933, 868868, 914732, 1012739, 1090642, 1437436, 1591447, 1713866, 2025478, 2181284, 2515513, 3182894, 3427732, 4050956, 5031026, 5998531, 6365788, 7089173, 10062052, 11140129, 11997062, 14178346, 22280258, 23994124, 28356692, 44560516, 77980903, 155961806, 311923612]

約数ペア:

[(1, 311923612), (2, 155961806), (4, 77980903), (7, 44560516), (11, 28356692), (13, 23994124), (14, 22280258), (22, 14178346), (26, 11997062), (28, 11140129), (31, 10062052), (44, 7089173), (49, 6365788), (52, 5998531), (62, 5031026), (77, 4050956), (91, 3427732), (98, 3182894), (124, 2515513), (143, 2181284), (154, 2025478), (182, 1713866), (196, 1591447), (217, 1437436), (286, 1090642), (308, 1012739), (341, 914732), (359, 868868), (364, 856933), (403, 774004), (434, 718718), (539, 578708), (572, 545321), (637, 489676), (682, 457366), (718, 434434), (806, 387002), (868, 359359), (1001, 311612), (1078, 289354), (1274, 244838), (1364, 228683), (1436, 217217), (1519, 205348), (1612, 193501), (2002, 155806), (2156, 144677), (2387, 130676), (2513, 124124), (2548, 122419), (2821, 110572), (3038, 102674), (3949, 78988), (4004, 77903), (4433, 70364), (4667, 66836), (4774, 65338), (5026, 62062), (5642, 55286), (6076, 51337), (7007, 44516), (7898, 39494), (8866, 35182), (9334, 33418), (9548, 32669), (10052, 31031), (11129, 28028), (11284, 27643), (14014, 22258), (15796, 19747), (16709, 18668), (17591, 17732)]