213036720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68281}}^1$

素因数の和:68310

約数の個数: 80

約数和(自身を含む): 711225312

約数和(自身を除く): 498188592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 68281, 136562, 204843, 273124, 341405, 409686, 546248, 682810, 819372, 887653, 1024215, 1092496, 1365620, 1638744, 1775306, 2048430, 2662959, 2731240, 3277488, 3550612, 4096860, 4438265, 5325918, 5462480, 7101224, 8193720, 8876530, 10651836, 13314795, 14202448, 16387440, 17753060, 21303672, 26629590, 35506120, 42607344, 53259180, 71012240, 106518360, 213036720]

約数ペア:

[(1, 213036720), (2, 106518360), (3, 71012240), (4, 53259180), (5, 42607344), (6, 35506120), (8, 26629590), (10, 21303672), (12, 17753060), (13, 16387440), (15, 14202448), (16, 13314795), (20, 10651836), (24, 8876530), (26, 8193720), (30, 7101224), (39, 5462480), (40, 5325918), (48, 4438265), (52, 4096860), (60, 3550612), (65, 3277488), (78, 2731240), (80, 2662959), (104, 2048430), (120, 1775306), (130, 1638744), (156, 1365620), (195, 1092496), (208, 1024215), (240, 887653), (260, 819372), (312, 682810), (390, 546248), (520, 409686), (624, 341405), (780, 273124), (1040, 204843), (1560, 136562), (3120, 68281)]