670757080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{48889}}^1$

素因数の和:48921

約数の個数: 64

約数和(自身を含む): 1760040000

約数和(自身を除く): 1089282920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 48889, 97778, 195556, 244445, 342223, 391112, 488890, 684446, 977780, 1368892, 1711115, 1955560, 2395561, 2737784, 3422230, 4791122, 6844460, 9582244, 11977805, 13688920, 16768927, 19164488, 23955610, 33537854, 47911220, 67075708, 83844635, 95822440, 134151416, 167689270, 335378540, 670757080]

約数ペア:

[(1, 670757080), (2, 335378540), (4, 167689270), (5, 134151416), (7, 95822440), (8, 83844635), (10, 67075708), (14, 47911220), (20, 33537854), (28, 23955610), (35, 19164488), (40, 16768927), (49, 13688920), (56, 11977805), (70, 9582244), (98, 6844460), (140, 4791122), (196, 3422230), (245, 2737784), (280, 2395561), (343, 1955560), (392, 1711115), (490, 1368892), (686, 977780), (980, 684446), (1372, 488890), (1715, 391112), (1960, 342223), (2744, 244445), (3430, 195556), (6860, 97778), (13720, 48889)]