208757640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2772

約数の個数: 192

約数和(自身を含む): 784848960

約数和(自身を除く): 576091320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2731, 2940, 3185, 3640, 3822, 5096, 5460, 5462, 5880, 6370, 7644, 8193, 9555, 10920, 10924, 12740, 13655, 15288, 16386, 19110, 19117, 21848, 25480, 27310, 32772, 35503, 38220, 38234, 40965, 54620, 57351, 65544, 71006, 76440, 76468, 81930, 95585, 106509, 109240, 114702, 133819, 142012, 152936, 163860, 177515, 191170, 213018, 229404, 248521, 267638, 284024, 286755, 327720, 355030, 382340, 401457, 426036, 458808, 497042, 532545, 535276, 573510, 669095, 710060, 745563, 764680, 802914, 852072, 994084, 1065090, 1070552, 1147020, 1242605, 1338190, 1420120, 1491126, 1605828, 1739647, 1988168, 2007285, 2130180, 2294040, 2485210, 2676380, 2982252, 3211656, 3479294, 3727815, 4014570, 4260360, 4970420, 5218941, 5352760, 5964504, 6958588, 7455630, 8029140, 8698235, 9940840, 10437882, 13917176, 14911260, 16058280, 17396470, 20875764, 26094705, 29822520, 34792940, 41751528, 52189410, 69585880, 104378820, 208757640]

約数ペア:

[(1, 208757640), (2, 104378820), (3, 69585880), (4, 52189410), (5, 41751528), (6, 34792940), (7, 29822520), (8, 26094705), (10, 20875764), (12, 17396470), (13, 16058280), (14, 14911260), (15, 13917176), (20, 10437882), (21, 9940840), (24, 8698235), (26, 8029140), (28, 7455630), (30, 6958588), (35, 5964504), (39, 5352760), (40, 5218941), (42, 4970420), (49, 4260360), (52, 4014570), (56, 3727815), (60, 3479294), (65, 3211656), (70, 2982252), (78, 2676380), (84, 2485210), (91, 2294040), (98, 2130180), (104, 2007285), (105, 1988168), (120, 1739647), (130, 1605828), (140, 1491126), (147, 1420120), (156, 1338190), (168, 1242605), (182, 1147020), (195, 1070552), (196, 1065090), (210, 994084), (245, 852072), (260, 802914), (273, 764680), (280, 745563), (294, 710060), (312, 669095), (364, 573510), (390, 535276), (392, 532545), (420, 497042), (455, 458808), (490, 426036), (520, 401457), (546, 382340), (588, 355030), (637, 327720), (728, 286755), (735, 284024), (780, 267638), (840, 248521), (910, 229404), (980, 213018), (1092, 191170), (1176, 177515), (1274, 163860), (1365, 152936), (1470, 142012), (1560, 133819), (1820, 114702), (1911, 109240), (1960, 106509), (2184, 95585), (2548, 81930), (2730, 76468), (2731, 76440), (2940, 71006), (3185, 65544), (3640, 57351), (3822, 54620), (5096, 40965), (5460, 38234), (5462, 38220), (5880, 35503), (6370, 32772), (7644, 27310), (8193, 25480), (9555, 21848), (10920, 19117), (10924, 19110), (12740, 16386), (13655, 15288)]