74909640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1607

約数の個数: 128

約数和(自身を含む): 249984000

約数和(自身を除く): 175074360

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, 1549, 1560, 1612, 1860, 2015, 2418, 3098, 3224, 3720, 4030, 4647, 4836, 6045, 6196, 7745, 8060, 9294, 9672, 12090, 12392, 15490, 16120, 18588, 20137, 23235, 24180, 30980, 37176, 40274, 46470, 48019, 48360, 60411, 61960, 80548, 92940, 96038, 100685, 120822, 144057, 161096, 185880, 192076, 201370, 240095, 241644, 288114, 302055, 384152, 402740, 480190, 483288, 576228, 604110, 624247, 720285, 805480, 960380, 1152456, 1208220, 1248494, 1440570, 1872741, 1920760, 2416440, 2496988, 2881140, 3121235, 3745482, 4993976, 5762280, 6242470, 7490964, 9363705, 12484940, 14981928, 18727410, 24969880, 37454820, 74909640]

約数ペア:

[(1, 74909640), (2, 37454820), (3, 24969880), (4, 18727410), (5, 14981928), (6, 12484940), (8, 9363705), (10, 7490964), (12, 6242470), (13, 5762280), (15, 4993976), (20, 3745482), (24, 3121235), (26, 2881140), (30, 2496988), (31, 2416440), (39, 1920760), (40, 1872741), (52, 1440570), (60, 1248494), (62, 1208220), (65, 1152456), (78, 960380), (93, 805480), (104, 720285), (120, 624247), (124, 604110), (130, 576228), (155, 483288), (156, 480190), (186, 402740), (195, 384152), (248, 302055), (260, 288114), (310, 241644), (312, 240095), (372, 201370), (390, 192076), (403, 185880), (465, 161096), (520, 144057), (620, 120822), (744, 100685), (780, 96038), (806, 92940), (930, 80548), (1209, 61960), (1240, 60411), (1549, 48360), (1560, 48019), (1612, 46470), (1860, 40274), (2015, 37176), (2418, 30980), (3098, 24180), (3224, 23235), (3720, 20137), (4030, 18588), (4647, 16120), (4836, 15490), (6045, 12392), (6196, 12090), (7745, 9672), (8060, 9294)]