139856960

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:628

約数の個数: 112

約数和(自身を含む): 360785664

約数和(自身を除く): 220928704

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 136, 160, 170, 188, 235, 272, 320, 340, 376, 470, 544, 547, 680, 752, 799, 940, 1088, 1094, 1360, 1504, 1598, 1880, 2188, 2720, 2735, 3008, 3196, 3760, 3995, 4376, 5440, 5470, 6392, 7520, 7990, 8752, 9299, 10940, 12784, 15040, 15980, 17504, 18598, 21880, 25568, 25709, 31960, 35008, 37196, 43760, 46495, 51136, 51418, 63920, 74392, 87520, 92990, 102836, 127840, 128545, 148784, 175040, 185980, 205672, 255680, 257090, 297568, 371960, 411344, 437053, 514180, 595136, 743920, 822688, 874106, 1028360, 1487840, 1645376, 1748212, 2056720, 2185265, 2975680, 3496424, 4113440, 4370530, 6992848, 8226880, 8741060, 13985696, 17482120, 27971392, 34964240, 69928480, 139856960]

約数ペア:

[(1, 139856960), (2, 69928480), (4, 34964240), (5, 27971392), (8, 17482120), (10, 13985696), (16, 8741060), (17, 8226880), (20, 6992848), (32, 4370530), (34, 4113440), (40, 3496424), (47, 2975680), (64, 2185265), (68, 2056720), (80, 1748212), (85, 1645376), (94, 1487840), (136, 1028360), (160, 874106), (170, 822688), (188, 743920), (235, 595136), (272, 514180), (320, 437053), (340, 411344), (376, 371960), (470, 297568), (544, 257090), (547, 255680), (680, 205672), (752, 185980), (799, 175040), (940, 148784), (1088, 128545), (1094, 127840), (1360, 102836), (1504, 92990), (1598, 87520), (1880, 74392), (2188, 63920), (2720, 51418), (2735, 51136), (3008, 46495), (3196, 43760), (3760, 37196), (3995, 35008), (4376, 31960), (5440, 25709), (5470, 25568), (6392, 21880), (7520, 18598), (7990, 17504), (8752, 15980), (9299, 15040), (10940, 12784)]