201718240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 500097024

約数和(自身を除く): 298378784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 67, 80, 124, 134, 155, 160, 248, 268, 310, 335, 496, 536, 607, 620, 670, 992, 1072, 1214, 1240, 1340, 2077, 2144, 2428, 2480, 2680, 3035, 4154, 4856, 4960, 5360, 6070, 8308, 9712, 10385, 10720, 12140, 16616, 18817, 19424, 20770, 24280, 33232, 37634, 40669, 41540, 48560, 66464, 75268, 81338, 83080, 94085, 97120, 150536, 162676, 166160, 188170, 203345, 301072, 325352, 332320, 376340, 406690, 602144, 650704, 752680, 813380, 1260739, 1301408, 1505360, 1626760, 2521478, 3010720, 3253520, 5042956, 6303695, 6507040, 10085912, 12607390, 20171824, 25214780, 40343648, 50429560, 100859120, 201718240]

約数ペア:

[(1, 201718240), (2, 100859120), (4, 50429560), (5, 40343648), (8, 25214780), (10, 20171824), (16, 12607390), (20, 10085912), (31, 6507040), (32, 6303695), (40, 5042956), (62, 3253520), (67, 3010720), (80, 2521478), (124, 1626760), (134, 1505360), (155, 1301408), (160, 1260739), (248, 813380), (268, 752680), (310, 650704), (335, 602144), (496, 406690), (536, 376340), (607, 332320), (620, 325352), (670, 301072), (992, 203345), (1072, 188170), (1214, 166160), (1240, 162676), (1340, 150536), (2077, 97120), (2144, 94085), (2428, 83080), (2480, 81338), (2680, 75268), (3035, 66464), (4154, 48560), (4856, 41540), (4960, 40669), (5360, 37634), (6070, 33232), (8308, 24280), (9712, 20770), (10385, 19424), (10720, 18817), (12140, 16616)]