226731520

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2911

約数の個数: 80

約数和(自身を含む): 561356928

約数和(自身を除く): 334625408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 2857, 3968, 4960, 5714, 7936, 9920, 11428, 14285, 15872, 19840, 22856, 28570, 39680, 45712, 57140, 79360, 88567, 91424, 114280, 177134, 182848, 228560, 354268, 365696, 442835, 457120, 708536, 731392, 885670, 914240, 1417072, 1462784, 1771340, 1828480, 2834144, 3542680, 3656960, 5668288, 7085360, 7313920, 11336576, 14170720, 22673152, 28341440, 45346304, 56682880, 113365760, 226731520]

約数ペア:

[(1, 226731520), (2, 113365760), (4, 56682880), (5, 45346304), (8, 28341440), (10, 22673152), (16, 14170720), (20, 11336576), (31, 7313920), (32, 7085360), (40, 5668288), (62, 3656960), (64, 3542680), (80, 2834144), (124, 1828480), (128, 1771340), (155, 1462784), (160, 1417072), (248, 914240), (256, 885670), (310, 731392), (320, 708536), (496, 457120), (512, 442835), (620, 365696), (640, 354268), (992, 228560), (1240, 182848), (1280, 177134), (1984, 114280), (2480, 91424), (2560, 88567), (2857, 79360), (3968, 57140), (4960, 45712), (5714, 39680), (7936, 28570), (9920, 22856), (11428, 19840), (14285, 15872)]