397657440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{276151}}^1$

素因数の和:276172

約数の個数: 72

約数和(自身を含む): 1357010928

約数和(自身を除く): 959353488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 276151, 552302, 828453, 1104604, 1380755, 1656906, 2209208, 2485359, 2761510, 3313812, 4142265, 4418416, 4970718, 5523020, 6627624, 8284530, 8836832, 9941436, 11046040, 12426795, 13255248, 16569060, 19882872, 22092080, 24853590, 26510496, 33138120, 39765744, 44184160, 49707180, 66276240, 79531488, 99414360, 132552480, 198828720, 397657440]

約数ペア:

[(1, 397657440), (2, 198828720), (3, 132552480), (4, 99414360), (5, 79531488), (6, 66276240), (8, 49707180), (9, 44184160), (10, 39765744), (12, 33138120), (15, 26510496), (16, 24853590), (18, 22092080), (20, 19882872), (24, 16569060), (30, 13255248), (32, 12426795), (36, 11046040), (40, 9941436), (45, 8836832), (48, 8284530), (60, 6627624), (72, 5523020), (80, 4970718), (90, 4418416), (96, 4142265), (120, 3313812), (144, 2761510), (160, 2485359), (180, 2209208), (240, 1656906), (288, 1380755), (360, 1104604), (480, 828453), (720, 552302), (1440, 276151)]