255940960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4691}}^1$

素因数の和:4748

約数の個数: 96

約数和(自身を含む): 681053184

約数和(自身を除く): 425112224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1705, 1760, 2480, 2728, 3410, 4691, 4960, 5456, 6820, 9382, 10912, 13640, 18764, 23455, 27280, 37528, 46910, 51601, 54560, 75056, 93820, 103202, 145421, 150112, 187640, 206404, 258005, 290842, 375280, 412808, 516010, 581684, 727105, 750560, 825616, 1032020, 1163368, 1454210, 1599631, 1651232, 2064040, 2326736, 2908420, 3199262, 4128080, 4653472, 5816840, 6398524, 7998155, 8256160, 11633680, 12797048, 15996310, 23267360, 25594096, 31992620, 51188192, 63985240, 127970480, 255940960]

約数ペア:

[(1, 255940960), (2, 127970480), (4, 63985240), (5, 51188192), (8, 31992620), (10, 25594096), (11, 23267360), (16, 15996310), (20, 12797048), (22, 11633680), (31, 8256160), (32, 7998155), (40, 6398524), (44, 5816840), (55, 4653472), (62, 4128080), (80, 3199262), (88, 2908420), (110, 2326736), (124, 2064040), (155, 1651232), (160, 1599631), (176, 1454210), (220, 1163368), (248, 1032020), (310, 825616), (341, 750560), (352, 727105), (440, 581684), (496, 516010), (620, 412808), (682, 375280), (880, 290842), (992, 258005), (1240, 206404), (1364, 187640), (1705, 150112), (1760, 145421), (2480, 103202), (2728, 93820), (3410, 75056), (4691, 54560), (4960, 51601), (5456, 46910), (6820, 37528), (9382, 27280), (10912, 23455), (13640, 18764)]