248804640

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{24683}}^1$

素因数の和:24711

約数の個数: 144

約数和(自身を含む): 970377408

約数和(自身を除く): 721572768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 24683, 49366, 74049, 98732, 123415, 148098, 172781, 197464, 222147, 246830, 296196, 345562, 370245, 394928, 444294, 493660, 518343, 592392, 691124, 740490, 789856, 863905, 888588, 987320, 1036686, 1110735, 1184784, 1382248, 1480980, 1555029, 1727810, 1777176, 1974640, 2073372, 2221470, 2369568, 2591715, 2764496, 2961960, 3110058, 3455620, 3554352, 3949280, 4146744, 4442940, 5183430, 5528992, 5923920, 6220116, 6911240, 7108704, 7775145, 8293488, 8885880, 10366860, 11847840, 12440232, 13822480, 15550290, 16586976, 17771760, 20733720, 24880464, 27644960, 31100580, 35543520, 41467440, 49760928, 62201160, 82934880, 124402320, 248804640]

約数ペア:

[(1, 248804640), (2, 124402320), (3, 82934880), (4, 62201160), (5, 49760928), (6, 41467440), (7, 35543520), (8, 31100580), (9, 27644960), (10, 24880464), (12, 20733720), (14, 17771760), (15, 16586976), (16, 15550290), (18, 13822480), (20, 12440232), (21, 11847840), (24, 10366860), (28, 8885880), (30, 8293488), (32, 7775145), (35, 7108704), (36, 6911240), (40, 6220116), (42, 5923920), (45, 5528992), (48, 5183430), (56, 4442940), (60, 4146744), (63, 3949280), (70, 3554352), (72, 3455620), (80, 3110058), (84, 2961960), (90, 2764496), (96, 2591715), (105, 2369568), (112, 2221470), (120, 2073372), (126, 1974640), (140, 1777176), (144, 1727810), (160, 1555029), (168, 1480980), (180, 1382248), (210, 1184784), (224, 1110735), (240, 1036686), (252, 987320), (280, 888588), (288, 863905), (315, 789856), (336, 740490), (360, 691124), (420, 592392), (480, 518343), (504, 493660), (560, 444294), (630, 394928), (672, 370245), (720, 345562), (840, 296196), (1008, 246830), (1120, 222147), (1260, 197464), (1440, 172781), (1680, 148098), (2016, 123415), (2520, 98732), (3360, 74049), (5040, 49366), (10080, 24683)]