248908920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5147}}^1$

素因数の和:5205

約数の個数: 128

約数和(自身を含む): 830269440

約数和(自身を除く): 581360520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 5147, 6045, 8060, 9672, 10294, 12090, 15441, 16120, 20588, 24180, 25735, 30882, 41176, 48360, 51470, 61764, 66911, 77205, 102940, 123528, 133822, 154410, 159557, 200733, 205880, 267644, 308820, 319114, 334555, 401466, 478671, 535288, 617640, 638228, 669110, 797785, 802932, 957342, 1003665, 1276456, 1338220, 1595570, 1605864, 1914684, 2007330, 2074241, 2393355, 2676440, 3191140, 3829368, 4014660, 4148482, 4786710, 6222723, 6382280, 8029320, 8296964, 9573420, 10371205, 12445446, 16593928, 19146840, 20742410, 24890892, 31113615, 41484820, 49781784, 62227230, 82969640, 124454460, 248908920]

約数ペア:

[(1, 248908920), (2, 124454460), (3, 82969640), (4, 62227230), (5, 49781784), (6, 41484820), (8, 31113615), (10, 24890892), (12, 20742410), (13, 19146840), (15, 16593928), (20, 12445446), (24, 10371205), (26, 9573420), (30, 8296964), (31, 8029320), (39, 6382280), (40, 6222723), (52, 4786710), (60, 4148482), (62, 4014660), (65, 3829368), (78, 3191140), (93, 2676440), (104, 2393355), (120, 2074241), (124, 2007330), (130, 1914684), (155, 1605864), (156, 1595570), (186, 1338220), (195, 1276456), (248, 1003665), (260, 957342), (310, 802932), (312, 797785), (372, 669110), (390, 638228), (403, 617640), (465, 535288), (520, 478671), (620, 401466), (744, 334555), (780, 319114), (806, 308820), (930, 267644), (1209, 205880), (1240, 200733), (1560, 159557), (1612, 154410), (1860, 133822), (2015, 123528), (2418, 102940), (3224, 77205), (3720, 66911), (4030, 61764), (4836, 51470), (5147, 48360), (6045, 41176), (8060, 30882), (9672, 25735), (10294, 24180), (12090, 20588), (15441, 16120)]