68251040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 200672640

約数和(自身を除く): 132421600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 26, 32, 38, 40, 44, 52, 55, 65, 76, 80, 88, 95, 104, 110, 130, 143, 152, 157, 160, 176, 190, 208, 209, 220, 247, 260, 286, 304, 314, 352, 380, 416, 418, 440, 494, 520, 572, 608, 628, 715, 760, 785, 836, 880, 988, 1040, 1045, 1144, 1235, 1256, 1430, 1520, 1570, 1672, 1727, 1760, 1976, 2041, 2080, 2090, 2288, 2470, 2512, 2717, 2860, 2983, 3040, 3140, 3344, 3454, 3952, 4082, 4180, 4576, 4940, 5024, 5434, 5720, 5966, 6280, 6688, 6908, 7904, 8164, 8360, 8635, 9880, 10205, 10868, 11440, 11932, 12560, 13585, 13816, 14915, 16328, 16720, 17270, 19760, 20410, 21736, 22451, 22880, 23864, 25120, 27170, 27632, 29830, 32656, 32813, 33440, 34540, 38779, 39520, 40820, 43472, 44902, 47728, 54340, 55264, 59660, 65312, 65626, 69080, 77558, 81640, 86944, 89804, 95456, 108680, 112255, 119320, 131252, 138160, 155116, 163280, 164065, 179608, 193895, 217360, 224510, 238640, 262504, 276320, 310232, 326560, 328130, 359216, 387790, 426569, 434720, 449020, 477280, 525008, 620464, 656260, 718432, 775580, 853138, 898040, 1050016, 1240928, 1312520, 1551160, 1706276, 1796080, 2132845, 2625040, 3102320, 3412552, 3592160, 4265690, 5250080, 6204640, 6825104, 8531380, 13650208, 17062760, 34125520, 68251040]

約数ペア:

[(1, 68251040), (2, 34125520), (4, 17062760), (5, 13650208), (8, 8531380), (10, 6825104), (11, 6204640), (13, 5250080), (16, 4265690), (19, 3592160), (20, 3412552), (22, 3102320), (26, 2625040), (32, 2132845), (38, 1796080), (40, 1706276), (44, 1551160), (52, 1312520), (55, 1240928), (65, 1050016), (76, 898040), (80, 853138), (88, 775580), (95, 718432), (104, 656260), (110, 620464), (130, 525008), (143, 477280), (152, 449020), (157, 434720), (160, 426569), (176, 387790), (190, 359216), (208, 328130), (209, 326560), (220, 310232), (247, 276320), (260, 262504), (286, 238640), (304, 224510), (314, 217360), (352, 193895), (380, 179608), (416, 164065), (418, 163280), (440, 155116), (494, 138160), (520, 131252), (572, 119320), (608, 112255), (628, 108680), (715, 95456), (760, 89804), (785, 86944), (836, 81640), (880, 77558), (988, 69080), (1040, 65626), (1045, 65312), (1144, 59660), (1235, 55264), (1256, 54340), (1430, 47728), (1520, 44902), (1570, 43472), (1672, 40820), (1727, 39520), (1760, 38779), (1976, 34540), (2041, 33440), (2080, 32813), (2090, 32656), (2288, 29830), (2470, 27632), (2512, 27170), (2717, 25120), (2860, 23864), (2983, 22880), (3040, 22451), (3140, 21736), (3344, 20410), (3454, 19760), (3952, 17270), (4082, 16720), (4180, 16328), (4576, 14915), (4940, 13816), (5024, 13585), (5434, 12560), (5720, 11932), (5966, 11440), (6280, 10868), (6688, 10205), (6908, 9880), (7904, 8635), (8164, 8360)]