66360280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{683}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 171383040

約数和(自身を除く): 105022760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 683, 694, 1366, 1388, 1735, 2429, 2732, 2776, 3415, 3470, 4781, 4858, 5464, 6830, 6940, 9562, 9716, 12145, 13660, 13880, 19124, 19432, 23905, 24290, 27320, 38248, 47810, 48580, 95620, 97160, 191240, 237001, 474002, 948004, 1185005, 1659007, 1896008, 2370010, 3318014, 4740020, 6636028, 8295035, 9480040, 13272056, 16590070, 33180140, 66360280]

約数ペア:

[(1, 66360280), (2, 33180140), (4, 16590070), (5, 13272056), (7, 9480040), (8, 8295035), (10, 6636028), (14, 4740020), (20, 3318014), (28, 2370010), (35, 1896008), (40, 1659007), (56, 1185005), (70, 948004), (140, 474002), (280, 237001), (347, 191240), (683, 97160), (694, 95620), (1366, 48580), (1388, 47810), (1735, 38248), (2429, 27320), (2732, 24290), (2776, 23905), (3415, 19432), (3470, 19124), (4781, 13880), (4858, 13660), (5464, 12145), (6830, 9716), (6940, 9562)]