491320440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:686

約数の個数: 192

約数和(自身を含む): 1730383200

約数和(自身を除く): 1239062760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 277, 312, 360, 379, 390, 468, 520, 554, 585, 758, 780, 831, 936, 1108, 1137, 1170, 1385, 1516, 1560, 1662, 1895, 2216, 2274, 2340, 2493, 2770, 3032, 3324, 3411, 3601, 3790, 4155, 4548, 4680, 4927, 4986, 5540, 5685, 6648, 6822, 7202, 7580, 8310, 9096, 9854, 9972, 10803, 11080, 11370, 12465, 13644, 14404, 14781, 15160, 16620, 17055, 18005, 19708, 19944, 21606, 22740, 24635, 24930, 27288, 28808, 29562, 32409, 33240, 34110, 36010, 39416, 43212, 44343, 45480, 49270, 49860, 54015, 59124, 64818, 68220, 72020, 73905, 86424, 88686, 98540, 99720, 104983, 108030, 118248, 129636, 136440, 144040, 147810, 162045, 177372, 197080, 209966, 216060, 221715, 259272, 295620, 314949, 324090, 354744, 419932, 432120, 443430, 524915, 591240, 629898, 648180, 839864, 886860, 944847, 1049830, 1259796, 1296360, 1364779, 1574745, 1773720, 1889694, 2099660, 2519592, 2729558, 3149490, 3779388, 4094337, 4199320, 4724235, 5459116, 6298980, 6823895, 7558776, 8188674, 9448470, 10918232, 12283011, 12597960, 13647790, 16377348, 18896940, 20471685, 24566022, 27295580, 32754696, 37793880, 40943370, 49132044, 54591160, 61415055, 81886740, 98264088, 122830110, 163773480, 245660220, 491320440]

約数ペア:

[(1, 491320440), (2, 245660220), (3, 163773480), (4, 122830110), (5, 98264088), (6, 81886740), (8, 61415055), (9, 54591160), (10, 49132044), (12, 40943370), (13, 37793880), (15, 32754696), (18, 27295580), (20, 24566022), (24, 20471685), (26, 18896940), (30, 16377348), (36, 13647790), (39, 12597960), (40, 12283011), (45, 10918232), (52, 9448470), (60, 8188674), (65, 7558776), (72, 6823895), (78, 6298980), (90, 5459116), (104, 4724235), (117, 4199320), (120, 4094337), (130, 3779388), (156, 3149490), (180, 2729558), (195, 2519592), (234, 2099660), (260, 1889694), (277, 1773720), (312, 1574745), (360, 1364779), (379, 1296360), (390, 1259796), (468, 1049830), (520, 944847), (554, 886860), (585, 839864), (758, 648180), (780, 629898), (831, 591240), (936, 524915), (1108, 443430), (1137, 432120), (1170, 419932), (1385, 354744), (1516, 324090), (1560, 314949), (1662, 295620), (1895, 259272), (2216, 221715), (2274, 216060), (2340, 209966), (2493, 197080), (2770, 177372), (3032, 162045), (3324, 147810), (3411, 144040), (3601, 136440), (3790, 129636), (4155, 118248), (4548, 108030), (4680, 104983), (4927, 99720), (4986, 98540), (5540, 88686), (5685, 86424), (6648, 73905), (6822, 72020), (7202, 68220), (7580, 64818), (8310, 59124), (9096, 54015), (9854, 49860), (9972, 49270), (10803, 45480), (11080, 44343), (11370, 43212), (12465, 39416), (13644, 36010), (14404, 34110), (14781, 33240), (15160, 32409), (16620, 29562), (17055, 28808), (18005, 27288), (19708, 24930), (19944, 24635), (21606, 22740)]