345435920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:337

約数の個数: 120

約数和(自身を含む): 869777664

約数和(自身を除く): 524341744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 223, 268, 272, 289, 335, 340, 446, 536, 578, 670, 680, 892, 1072, 1115, 1139, 1156, 1340, 1360, 1445, 1784, 2230, 2278, 2312, 2680, 2890, 3568, 3791, 4460, 4556, 4624, 5360, 5695, 5780, 7582, 8920, 9112, 11390, 11560, 14941, 15164, 17840, 18224, 18955, 19363, 22780, 23120, 29882, 30328, 37910, 38726, 45560, 59764, 60656, 64447, 74705, 75820, 77452, 91120, 96815, 119528, 128894, 149410, 151640, 154904, 193630, 239056, 253997, 257788, 298820, 303280, 309808, 322235, 387260, 507994, 515576, 597640, 644470, 774520, 1015988, 1031152, 1195280, 1269985, 1288940, 1549040, 2031976, 2539970, 2577880, 4063952, 4317949, 5079940, 5155760, 8635898, 10159880, 17271796, 20319760, 21589745, 34543592, 43179490, 69087184, 86358980, 172717960, 345435920]

約数ペア:

[(1, 345435920), (2, 172717960), (4, 86358980), (5, 69087184), (8, 43179490), (10, 34543592), (16, 21589745), (17, 20319760), (20, 17271796), (34, 10159880), (40, 8635898), (67, 5155760), (68, 5079940), (80, 4317949), (85, 4063952), (134, 2577880), (136, 2539970), (170, 2031976), (223, 1549040), (268, 1288940), (272, 1269985), (289, 1195280), (335, 1031152), (340, 1015988), (446, 774520), (536, 644470), (578, 597640), (670, 515576), (680, 507994), (892, 387260), (1072, 322235), (1115, 309808), (1139, 303280), (1156, 298820), (1340, 257788), (1360, 253997), (1445, 239056), (1784, 193630), (2230, 154904), (2278, 151640), (2312, 149410), (2680, 128894), (2890, 119528), (3568, 96815), (3791, 91120), (4460, 77452), (4556, 75820), (4624, 74705), (5360, 64447), (5695, 60656), (5780, 59764), (7582, 45560), (8920, 38726), (9112, 37910), (11390, 30328), (11560, 29882), (14941, 23120), (15164, 22780), (17840, 19363), (18224, 18955)]