420992896

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^2$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 928428480

約数和(自身を除く): 507435584

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 79, 124, 128, 136, 158, 248, 272, 316, 496, 527, 544, 632, 992, 1054, 1088, 1264, 1343, 1984, 2108, 2176, 2449, 2528, 2686, 3968, 4216, 4898, 5056, 5372, 6241, 8432, 9796, 10112, 10744, 12482, 16864, 19592, 21488, 24964, 33728, 39184, 41633, 42976, 49928, 67456, 78368, 83266, 85952, 99856, 106097, 156736, 166532, 171904, 193471, 199712, 212194, 313472, 333064, 386942, 399424, 424388, 666128, 773884, 798848, 848776, 1332256, 1547768, 1697552, 2664512, 3095536, 3289007, 3395104, 5329024, 6191072, 6578014, 6790208, 12382144, 13156028, 13580416, 24764288, 26312056, 52624112, 105248224, 210496448, 420992896]

約数ペア:

[(1, 420992896), (2, 210496448), (4, 105248224), (8, 52624112), (16, 26312056), (17, 24764288), (31, 13580416), (32, 13156028), (34, 12382144), (62, 6790208), (64, 6578014), (68, 6191072), (79, 5329024), (124, 3395104), (128, 3289007), (136, 3095536), (158, 2664512), (248, 1697552), (272, 1547768), (316, 1332256), (496, 848776), (527, 798848), (544, 773884), (632, 666128), (992, 424388), (1054, 399424), (1088, 386942), (1264, 333064), (1343, 313472), (1984, 212194), (2108, 199712), (2176, 193471), (2449, 171904), (2528, 166532), (2686, 156736), (3968, 106097), (4216, 99856), (4898, 85952), (5056, 83266), (5372, 78368), (6241, 67456), (8432, 49928), (9796, 42976), (10112, 41633), (10744, 39184), (12482, 33728), (16864, 24964), (19592, 21488)]