68248880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 196701696

約数和(自身を除く): 128452816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 67, 68, 70, 80, 85, 107, 112, 119, 134, 136, 140, 170, 214, 238, 268, 272, 280, 335, 340, 428, 469, 476, 535, 536, 560, 595, 670, 680, 749, 856, 938, 952, 1070, 1072, 1139, 1190, 1340, 1360, 1498, 1712, 1819, 1876, 1904, 2140, 2278, 2345, 2380, 2680, 2996, 3638, 3745, 3752, 4280, 4556, 4690, 4760, 5360, 5695, 5992, 7169, 7276, 7490, 7504, 7973, 8560, 9095, 9112, 9380, 9520, 11390, 11984, 12733, 14338, 14552, 14980, 15946, 18190, 18224, 18760, 22780, 25466, 28676, 29104, 29960, 31892, 35845, 36380, 37520, 39865, 45560, 50183, 50932, 57352, 59920, 63665, 63784, 71690, 72760, 79730, 91120, 100366, 101864, 114704, 121873, 127330, 127568, 143380, 145520, 159460, 200732, 203728, 243746, 250915, 254660, 286760, 318920, 401464, 487492, 501830, 509320, 573520, 609365, 637840, 802928, 853111, 974984, 1003660, 1018640, 1218730, 1706222, 1949968, 2007320, 2437460, 3412444, 4014640, 4265555, 4874920, 6824888, 8531110, 9749840, 13649776, 17062220, 34124440, 68248880]

約数ペア:

[(1, 68248880), (2, 34124440), (4, 17062220), (5, 13649776), (7, 9749840), (8, 8531110), (10, 6824888), (14, 4874920), (16, 4265555), (17, 4014640), (20, 3412444), (28, 2437460), (34, 2007320), (35, 1949968), (40, 1706222), (56, 1218730), (67, 1018640), (68, 1003660), (70, 974984), (80, 853111), (85, 802928), (107, 637840), (112, 609365), (119, 573520), (134, 509320), (136, 501830), (140, 487492), (170, 401464), (214, 318920), (238, 286760), (268, 254660), (272, 250915), (280, 243746), (335, 203728), (340, 200732), (428, 159460), (469, 145520), (476, 143380), (535, 127568), (536, 127330), (560, 121873), (595, 114704), (670, 101864), (680, 100366), (749, 91120), (856, 79730), (938, 72760), (952, 71690), (1070, 63784), (1072, 63665), (1139, 59920), (1190, 57352), (1340, 50932), (1360, 50183), (1498, 45560), (1712, 39865), (1819, 37520), (1876, 36380), (1904, 35845), (2140, 31892), (2278, 29960), (2345, 29104), (2380, 28676), (2680, 25466), (2996, 22780), (3638, 18760), (3745, 18224), (3752, 18190), (4280, 15946), (4556, 14980), (4690, 14552), (4760, 14338), (5360, 12733), (5695, 11984), (5992, 11390), (7169, 9520), (7276, 9380), (7490, 9112), (7504, 9095), (7973, 8560)]