185043880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1031}}^1$

素因数の和:1690

約数の個数: 64

約数和(自身を含む): 477031680

約数和(自身を除く): 291987800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 641, 1031, 1282, 2062, 2564, 3205, 4124, 4487, 5128, 5155, 6410, 7217, 8248, 8974, 10310, 12820, 14434, 17948, 20620, 22435, 25640, 28868, 35896, 36085, 41240, 44870, 57736, 72170, 89740, 144340, 179480, 288680, 660871, 1321742, 2643484, 3304355, 4626097, 5286968, 6608710, 9252194, 13217420, 18504388, 23130485, 26434840, 37008776, 46260970, 92521940, 185043880]

約数ペア:

[(1, 185043880), (2, 92521940), (4, 46260970), (5, 37008776), (7, 26434840), (8, 23130485), (10, 18504388), (14, 13217420), (20, 9252194), (28, 6608710), (35, 5286968), (40, 4626097), (56, 3304355), (70, 2643484), (140, 1321742), (280, 660871), (641, 288680), (1031, 179480), (1282, 144340), (2062, 89740), (2564, 72170), (3205, 57736), (4124, 44870), (4487, 41240), (5128, 36085), (5155, 35896), (6410, 28868), (7217, 25640), (8248, 22435), (8974, 20620), (10310, 17948), (12820, 14434)]