812775320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{9157}}^1$

素因数の和:9492

約数の個数: 64

約数和(自身を含む): 2096815680

約数和(自身を除く): 1284040360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 634, 1268, 1585, 2219, 2536, 3170, 4438, 6340, 8876, 9157, 11095, 12680, 17752, 18314, 22190, 36628, 44380, 45785, 64099, 73256, 88760, 91570, 128198, 183140, 256396, 320495, 366280, 512792, 640990, 1281980, 2563960, 2902769, 5805538, 11611076, 14513845, 20319383, 23222152, 29027690, 40638766, 58055380, 81277532, 101596915, 116110760, 162555064, 203193830, 406387660, 812775320]

約数ペア:

[(1, 812775320), (2, 406387660), (4, 203193830), (5, 162555064), (7, 116110760), (8, 101596915), (10, 81277532), (14, 58055380), (20, 40638766), (28, 29027690), (35, 23222152), (40, 20319383), (56, 14513845), (70, 11611076), (140, 5805538), (280, 2902769), (317, 2563960), (634, 1281980), (1268, 640990), (1585, 512792), (2219, 366280), (2536, 320495), (3170, 256396), (4438, 183140), (6340, 128198), (8876, 91570), (9157, 88760), (11095, 73256), (12680, 64099), (17752, 45785), (18314, 44380), (22190, 36628)]