251180940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 717312960

約数和(自身を除く): 466132020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 181, 202, 229, 303, 362, 404, 458, 505, 543, 606, 687, 724, 905, 916, 1010, 1086, 1145, 1212, 1374, 1515, 1810, 2020, 2172, 2290, 2715, 2748, 3030, 3435, 3620, 4580, 5430, 6060, 6870, 10860, 13740, 18281, 23129, 36562, 41449, 46258, 54843, 69387, 73124, 82898, 91405, 92516, 109686, 115645, 124347, 138774, 165796, 182810, 207245, 219372, 231290, 248694, 274215, 277548, 346935, 365620, 414490, 462580, 497388, 548430, 621735, 693870, 828980, 1096860, 1243470, 1387740, 2486940, 4186349, 8372698, 12559047, 16745396, 20931745, 25118094, 41863490, 50236188, 62795235, 83726980, 125590470, 251180940]

約数ペア:

[(1, 251180940), (2, 125590470), (3, 83726980), (4, 62795235), (5, 50236188), (6, 41863490), (10, 25118094), (12, 20931745), (15, 16745396), (20, 12559047), (30, 8372698), (60, 4186349), (101, 2486940), (181, 1387740), (202, 1243470), (229, 1096860), (303, 828980), (362, 693870), (404, 621735), (458, 548430), (505, 497388), (543, 462580), (606, 414490), (687, 365620), (724, 346935), (905, 277548), (916, 274215), (1010, 248694), (1086, 231290), (1145, 219372), (1212, 207245), (1374, 182810), (1515, 165796), (1810, 138774), (2020, 124347), (2172, 115645), (2290, 109686), (2715, 92516), (2748, 91405), (3030, 82898), (3435, 73124), (3620, 69387), (4580, 54843), (5430, 46258), (6060, 41449), (6870, 36562), (10860, 23129), (13740, 18281)]