215512992

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 641571840

約数和(自身を除く): 426058848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 101, 124, 144, 186, 202, 239, 248, 279, 288, 303, 372, 404, 478, 496, 558, 606, 717, 744, 808, 909, 956, 992, 1116, 1212, 1434, 1488, 1616, 1818, 1912, 2151, 2232, 2424, 2868, 2976, 3131, 3232, 3636, 3824, 4302, 4464, 4848, 5736, 6262, 7272, 7409, 7648, 8604, 8928, 9393, 9696, 11472, 12524, 14544, 14818, 17208, 18786, 22227, 22944, 24139, 25048, 28179, 29088, 29636, 34416, 37572, 44454, 48278, 50096, 56358, 59272, 66681, 68832, 72417, 75144, 88908, 96556, 100192, 112716, 118544, 133362, 144834, 150288, 177816, 193112, 217251, 225432, 237088, 266724, 289668, 300576, 355632, 386224, 434502, 450864, 533448, 579336, 711264, 748309, 772448, 869004, 901728, 1066896, 1158672, 1496618, 1738008, 2133792, 2244927, 2317344, 2993236, 3476016, 4489854, 5986472, 6734781, 6952032, 8979708, 11972944, 13469562, 17959416, 23945888, 26939124, 35918832, 53878248, 71837664, 107756496, 215512992]

約数ペア:

[(1, 215512992), (2, 107756496), (3, 71837664), (4, 53878248), (6, 35918832), (8, 26939124), (9, 23945888), (12, 17959416), (16, 13469562), (18, 11972944), (24, 8979708), (31, 6952032), (32, 6734781), (36, 5986472), (48, 4489854), (62, 3476016), (72, 2993236), (93, 2317344), (96, 2244927), (101, 2133792), (124, 1738008), (144, 1496618), (186, 1158672), (202, 1066896), (239, 901728), (248, 869004), (279, 772448), (288, 748309), (303, 711264), (372, 579336), (404, 533448), (478, 450864), (496, 434502), (558, 386224), (606, 355632), (717, 300576), (744, 289668), (808, 266724), (909, 237088), (956, 225432), (992, 217251), (1116, 193112), (1212, 177816), (1434, 150288), (1488, 144834), (1616, 133362), (1818, 118544), (1912, 112716), (2151, 100192), (2232, 96556), (2424, 88908), (2868, 75144), (2976, 72417), (3131, 68832), (3232, 66681), (3636, 59272), (3824, 56358), (4302, 50096), (4464, 48278), (4848, 44454), (5736, 37572), (6262, 34416), (7272, 29636), (7409, 29088), (7648, 28179), (8604, 25048), (8928, 24139), (9393, 22944), (9696, 22227), (11472, 18786), (12524, 17208), (14544, 14818)]