216837530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{997}}^1$

素因数の和:1263

約数の個数: 64

約数和(自身を含む): 482872320

約数和(自身を除く): 266034790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 239, 455, 478, 910, 997, 1195, 1673, 1994, 2390, 3107, 3346, 4985, 6214, 6979, 8365, 9970, 12961, 13958, 15535, 16730, 21749, 25922, 31070, 34895, 43498, 64805, 69790, 90727, 108745, 129610, 181454, 217490, 238283, 453635, 476566, 907270, 1191415, 1667981, 2382830, 3097679, 3335962, 6195358, 8339905, 15488395, 16679810, 21683753, 30976790, 43367506, 108418765, 216837530]

約数ペア:

[(1, 216837530), (2, 108418765), (5, 43367506), (7, 30976790), (10, 21683753), (13, 16679810), (14, 15488395), (26, 8339905), (35, 6195358), (65, 3335962), (70, 3097679), (91, 2382830), (130, 1667981), (182, 1191415), (239, 907270), (455, 476566), (478, 453635), (910, 238283), (997, 217490), (1195, 181454), (1673, 129610), (1994, 108745), (2390, 90727), (3107, 69790), (3346, 64805), (4985, 43498), (6214, 34895), (6979, 31070), (8365, 25922), (9970, 21749), (12961, 16730), (13958, 15535)]