27839240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 76446720

約数和(自身を除く): 48607480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 157, 220, 248, 260, 286, 310, 314, 341, 403, 440, 520, 572, 620, 628, 682, 715, 785, 806, 1144, 1240, 1256, 1364, 1430, 1570, 1612, 1705, 1727, 2015, 2041, 2728, 2860, 3140, 3224, 3410, 3454, 4030, 4082, 4433, 4867, 5720, 6280, 6820, 6908, 8060, 8164, 8635, 8866, 9734, 10205, 13640, 13816, 16120, 16328, 17270, 17732, 19468, 20410, 22165, 22451, 24335, 34540, 35464, 38936, 40820, 44330, 44902, 48670, 53537, 63271, 69080, 81640, 88660, 89804, 97340, 107074, 112255, 126542, 177320, 179608, 194680, 214148, 224510, 253084, 267685, 316355, 428296, 449020, 506168, 535370, 632710, 695981, 898040, 1070740, 1265420, 1391962, 2141480, 2530840, 2783924, 3479905, 5567848, 6959810, 13919620, 27839240]

約数ペア:

[(1, 27839240), (2, 13919620), (4, 6959810), (5, 5567848), (8, 3479905), (10, 2783924), (11, 2530840), (13, 2141480), (20, 1391962), (22, 1265420), (26, 1070740), (31, 898040), (40, 695981), (44, 632710), (52, 535370), (55, 506168), (62, 449020), (65, 428296), (88, 316355), (104, 267685), (110, 253084), (124, 224510), (130, 214148), (143, 194680), (155, 179608), (157, 177320), (220, 126542), (248, 112255), (260, 107074), (286, 97340), (310, 89804), (314, 88660), (341, 81640), (403, 69080), (440, 63271), (520, 53537), (572, 48670), (620, 44902), (628, 44330), (682, 40820), (715, 38936), (785, 35464), (806, 34540), (1144, 24335), (1240, 22451), (1256, 22165), (1364, 20410), (1430, 19468), (1570, 17732), (1612, 17270), (1705, 16328), (1727, 16120), (2015, 13816), (2041, 13640), (2728, 10205), (2860, 9734), (3140, 8866), (3224, 8635), (3410, 8164), (3454, 8060), (4030, 6908), (4082, 6820), (4433, 6280), (4867, 5720)]