1343088640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4231}}^1$

素因数の和:4289

約数の個数: 96

約数和(自身を含む): 3327367680

約数和(自身を除く): 1984279040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1984, 2048, 2480, 2560, 3968, 4231, 4960, 5120, 7936, 8462, 9920, 10240, 15872, 16924, 19840, 21155, 31744, 33848, 39680, 42310, 63488, 67696, 79360, 84620, 131161, 135392, 158720, 169240, 262322, 270784, 317440, 338480, 524644, 541568, 655805, 676960, 1049288, 1083136, 1311610, 1353920, 2098576, 2166272, 2623220, 2707840, 4197152, 4332544, 5246440, 5415680, 8394304, 8665088, 10492880, 10831360, 16788608, 20985760, 21662720, 33577216, 41971520, 43325440, 67154432, 83943040, 134308864, 167886080, 268617728, 335772160, 671544320, 1343088640]

約数ペア:

[(1, 1343088640), (2, 671544320), (4, 335772160), (5, 268617728), (8, 167886080), (10, 134308864), (16, 83943040), (20, 67154432), (31, 43325440), (32, 41971520), (40, 33577216), (62, 21662720), (64, 20985760), (80, 16788608), (124, 10831360), (128, 10492880), (155, 8665088), (160, 8394304), (248, 5415680), (256, 5246440), (310, 4332544), (320, 4197152), (496, 2707840), (512, 2623220), (620, 2166272), (640, 2098576), (992, 1353920), (1024, 1311610), (1240, 1083136), (1280, 1049288), (1984, 676960), (2048, 655805), (2480, 541568), (2560, 524644), (3968, 338480), (4231, 317440), (4960, 270784), (5120, 262322), (7936, 169240), (8462, 158720), (9920, 135392), (10240, 131161), (15872, 84620), (16924, 79360), (19840, 67696), (21155, 63488), (31744, 42310), (33848, 39680)]