395812480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1667}}^1$

素因数の和:1746

約数の個数: 128

約数和(自身を含む): 1102481280

約数和(自身を除く): 706668800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 848, 896, 1060, 1120, 1484, 1667, 1696, 1855, 2120, 2240, 2968, 3334, 3392, 3710, 4240, 4480, 5936, 6668, 6784, 7420, 8335, 8480, 11669, 11872, 13336, 14840, 16670, 16960, 23338, 23744, 26672, 29680, 33340, 33920, 46676, 47488, 53344, 58345, 59360, 66680, 88351, 93352, 106688, 116690, 118720, 133360, 176702, 186704, 213376, 233380, 237440, 266720, 353404, 373408, 441755, 466760, 533440, 618457, 706808, 746816, 883510, 933520, 1066880, 1236914, 1413616, 1493632, 1767020, 1867040, 2473828, 2827232, 3092285, 3534040, 3734080, 4947656, 5654464, 6184570, 7068080, 7468160, 9895312, 11308928, 12369140, 14136160, 19790624, 24738280, 28272320, 39581248, 49476560, 56544640, 79162496, 98953120, 197906240, 395812480]

約数ペア:

[(1, 395812480), (2, 197906240), (4, 98953120), (5, 79162496), (7, 56544640), (8, 49476560), (10, 39581248), (14, 28272320), (16, 24738280), (20, 19790624), (28, 14136160), (32, 12369140), (35, 11308928), (40, 9895312), (53, 7468160), (56, 7068080), (64, 6184570), (70, 5654464), (80, 4947656), (106, 3734080), (112, 3534040), (128, 3092285), (140, 2827232), (160, 2473828), (212, 1867040), (224, 1767020), (265, 1493632), (280, 1413616), (320, 1236914), (371, 1066880), (424, 933520), (448, 883510), (530, 746816), (560, 706808), (640, 618457), (742, 533440), (848, 466760), (896, 441755), (1060, 373408), (1120, 353404), (1484, 266720), (1667, 237440), (1696, 233380), (1855, 213376), (2120, 186704), (2240, 176702), (2968, 133360), (3334, 118720), (3392, 116690), (3710, 106688), (4240, 93352), (4480, 88351), (5936, 66680), (6668, 59360), (6784, 58345), (7420, 53344), (8335, 47488), (8480, 46676), (11669, 33920), (11872, 33340), (13336, 29680), (14840, 26672), (16670, 23744), (16960, 23338)]