320708340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{7393}}^1$

素因数の和:7649

約数の個数: 72

約数和(自身を含む): 976984008

約数和(自身を除く): 656275668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 964, 1205, 1446, 2169, 2410, 2892, 3615, 4338, 4820, 7230, 7393, 8676, 10845, 14460, 14786, 21690, 22179, 29572, 36965, 43380, 44358, 66537, 73930, 88716, 110895, 133074, 147860, 221790, 266148, 332685, 443580, 665370, 1330740, 1781713, 3563426, 5345139, 7126852, 8908565, 10690278, 16035417, 17817130, 21380556, 26725695, 32070834, 35634260, 53451390, 64141668, 80177085, 106902780, 160354170, 320708340]

約数ペア:

[(1, 320708340), (2, 160354170), (3, 106902780), (4, 80177085), (5, 64141668), (6, 53451390), (9, 35634260), (10, 32070834), (12, 26725695), (15, 21380556), (18, 17817130), (20, 16035417), (30, 10690278), (36, 8908565), (45, 7126852), (60, 5345139), (90, 3563426), (180, 1781713), (241, 1330740), (482, 665370), (723, 443580), (964, 332685), (1205, 266148), (1446, 221790), (2169, 147860), (2410, 133074), (2892, 110895), (3615, 88716), (4338, 73930), (4820, 66537), (7230, 44358), (7393, 43380), (8676, 36965), (10845, 29572), (14460, 22179), (14786, 21690)]