252640440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1459}}^1$

素因数の和:1526

約数の個数: 192

約数和(自身を含む): 908762400

約数和(自身を除く): 656121960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 52, 60, 65, 72, 74, 78, 90, 104, 111, 117, 120, 130, 148, 156, 180, 185, 195, 222, 234, 260, 296, 312, 333, 360, 370, 390, 444, 468, 481, 520, 555, 585, 666, 740, 780, 888, 936, 962, 1110, 1170, 1332, 1443, 1459, 1480, 1560, 1665, 1924, 2220, 2340, 2405, 2664, 2886, 2918, 3330, 3848, 4329, 4377, 4440, 4680, 4810, 5772, 5836, 6660, 7215, 7295, 8658, 8754, 9620, 11544, 11672, 13131, 13320, 14430, 14590, 17316, 17508, 18967, 19240, 21645, 21885, 26262, 28860, 29180, 34632, 35016, 37934, 43290, 43770, 52524, 53983, 56901, 57720, 58360, 65655, 75868, 86580, 87540, 94835, 105048, 107966, 113802, 131310, 151736, 161949, 170703, 173160, 175080, 189670, 215932, 227604, 262620, 269915, 284505, 323898, 341406, 379340, 431864, 455208, 485847, 525240, 539830, 569010, 647796, 682812, 701779, 758680, 809745, 853515, 971694, 1079660, 1138020, 1295592, 1365624, 1403558, 1619490, 1707030, 1943388, 2105337, 2159320, 2276040, 2429235, 2807116, 3238980, 3414060, 3508895, 3886776, 4210674, 4858470, 5614232, 6316011, 6477960, 6828120, 7017790, 8421348, 9716940, 10526685, 12632022, 14035580, 16842696, 19433880, 21053370, 25264044, 28071160, 31580055, 42106740, 50528088, 63160110, 84213480, 126320220, 252640440]

約数ペア:

[(1, 252640440), (2, 126320220), (3, 84213480), (4, 63160110), (5, 50528088), (6, 42106740), (8, 31580055), (9, 28071160), (10, 25264044), (12, 21053370), (13, 19433880), (15, 16842696), (18, 14035580), (20, 12632022), (24, 10526685), (26, 9716940), (30, 8421348), (36, 7017790), (37, 6828120), (39, 6477960), (40, 6316011), (45, 5614232), (52, 4858470), (60, 4210674), (65, 3886776), (72, 3508895), (74, 3414060), (78, 3238980), (90, 2807116), (104, 2429235), (111, 2276040), (117, 2159320), (120, 2105337), (130, 1943388), (148, 1707030), (156, 1619490), (180, 1403558), (185, 1365624), (195, 1295592), (222, 1138020), (234, 1079660), (260, 971694), (296, 853515), (312, 809745), (333, 758680), (360, 701779), (370, 682812), (390, 647796), (444, 569010), (468, 539830), (481, 525240), (520, 485847), (555, 455208), (585, 431864), (666, 379340), (740, 341406), (780, 323898), (888, 284505), (936, 269915), (962, 262620), (1110, 227604), (1170, 215932), (1332, 189670), (1443, 175080), (1459, 173160), (1480, 170703), (1560, 161949), (1665, 151736), (1924, 131310), (2220, 113802), (2340, 107966), (2405, 105048), (2664, 94835), (2886, 87540), (2918, 86580), (3330, 75868), (3848, 65655), (4329, 58360), (4377, 57720), (4440, 56901), (4680, 53983), (4810, 52524), (5772, 43770), (5836, 43290), (6660, 37934), (7215, 35016), (7295, 34632), (8658, 29180), (8754, 28860), (9620, 26262), (11544, 21885), (11672, 21645), (13131, 19240), (13320, 18967), (14430, 17508), (14590, 17316)]