315201720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20051}}^1$

素因数の和:20196

約数の個数: 64

約数和(自身を含む): 952871040

約数和(自身を除く): 637669320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 20051, 40102, 60153, 80204, 100255, 120306, 160408, 200510, 240612, 300765, 401020, 481224, 601530, 802040, 1203060, 2406120, 2626681, 5253362, 7880043, 10506724, 13133405, 15760086, 21013448, 26266810, 31520172, 39400215, 52533620, 63040344, 78800430, 105067240, 157600860, 315201720]

約数ペア:

[(1, 315201720), (2, 157600860), (3, 105067240), (4, 78800430), (5, 63040344), (6, 52533620), (8, 39400215), (10, 31520172), (12, 26266810), (15, 21013448), (20, 15760086), (24, 13133405), (30, 10506724), (40, 7880043), (60, 5253362), (120, 2626681), (131, 2406120), (262, 1203060), (393, 802040), (524, 601530), (655, 481224), (786, 401020), (1048, 300765), (1310, 240612), (1572, 200510), (1965, 160408), (2620, 120306), (3144, 100255), (3930, 80204), (5240, 60153), (7860, 40102), (15720, 20051)]