488141640

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{21523}}^1$

素因数の和:21553

約数の個数: 160

約数和(自身を含む): 1875170880

約数和(自身を除く): 1387029240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11340, 21523, 22680, 43046, 64569, 86092, 107615, 129138, 150661, 172184, 193707, 215230, 258276, 301322, 322845, 387414, 430460, 451983, 516552, 581121, 602644, 645690, 753305, 774828, 860920, 903966, 968535, 1162242, 1205288, 1291380, 1355949, 1506610, 1549656, 1743363, 1807932, 1937070, 2259915, 2324484, 2582760, 2711898, 2905605, 3013220, 3486726, 3615864, 3874140, 4067847, 4519830, 4648968, 5423796, 5811210, 6026440, 6779745, 6973452, 7748280, 8135694, 8716815, 9039660, 10847592, 11622420, 12203541, 13559490, 13946904, 16271388, 17433630, 18079320, 20339235, 23244840, 24407082, 27118980, 32542776, 34867260, 40678470, 48814164, 54237960, 61017705, 69734520, 81356940, 97628328, 122035410, 162713880, 244070820, 488141640]

約数ペア:

[(1, 488141640), (2, 244070820), (3, 162713880), (4, 122035410), (5, 97628328), (6, 81356940), (7, 69734520), (8, 61017705), (9, 54237960), (10, 48814164), (12, 40678470), (14, 34867260), (15, 32542776), (18, 27118980), (20, 24407082), (21, 23244840), (24, 20339235), (27, 18079320), (28, 17433630), (30, 16271388), (35, 13946904), (36, 13559490), (40, 12203541), (42, 11622420), (45, 10847592), (54, 9039660), (56, 8716815), (60, 8135694), (63, 7748280), (70, 6973452), (72, 6779745), (81, 6026440), (84, 5811210), (90, 5423796), (105, 4648968), (108, 4519830), (120, 4067847), (126, 3874140), (135, 3615864), (140, 3486726), (162, 3013220), (168, 2905605), (180, 2711898), (189, 2582760), (210, 2324484), (216, 2259915), (252, 1937070), (270, 1807932), (280, 1743363), (315, 1549656), (324, 1506610), (360, 1355949), (378, 1291380), (405, 1205288), (420, 1162242), (504, 968535), (540, 903966), (567, 860920), (630, 774828), (648, 753305), (756, 645690), (810, 602644), (840, 581121), (945, 516552), (1080, 451983), (1134, 430460), (1260, 387414), (1512, 322845), (1620, 301322), (1890, 258276), (2268, 215230), (2520, 193707), (2835, 172184), (3240, 150661), (3780, 129138), (4536, 107615), (5670, 86092), (7560, 64569), (11340, 43046), (21523, 22680)]