31224240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2587

約数の個数: 120

約数和(自身を含む): 111073248

約数和(自身を除く): 79849008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 2551, 3060, 4080, 5102, 6120, 7653, 10204, 12240, 12755, 15306, 20408, 22959, 25510, 30612, 38265, 40816, 43367, 45918, 51020, 61224, 76530, 86734, 91836, 102040, 114795, 122448, 130101, 153060, 173468, 183672, 204080, 216835, 229590, 260202, 306120, 346936, 367344, 390303, 433670, 459180, 520404, 612240, 650505, 693872, 780606, 867340, 918360, 1040808, 1301010, 1561212, 1734680, 1836720, 1951515, 2081616, 2602020, 3122424, 3469360, 3903030, 5204040, 6244848, 7806060, 10408080, 15612120, 31224240]

約数ペア:

[(1, 31224240), (2, 15612120), (3, 10408080), (4, 7806060), (5, 6244848), (6, 5204040), (8, 3903030), (9, 3469360), (10, 3122424), (12, 2602020), (15, 2081616), (16, 1951515), (17, 1836720), (18, 1734680), (20, 1561212), (24, 1301010), (30, 1040808), (34, 918360), (36, 867340), (40, 780606), (45, 693872), (48, 650505), (51, 612240), (60, 520404), (68, 459180), (72, 433670), (80, 390303), (85, 367344), (90, 346936), (102, 306120), (120, 260202), (136, 229590), (144, 216835), (153, 204080), (170, 183672), (180, 173468), (204, 153060), (240, 130101), (255, 122448), (272, 114795), (306, 102040), (340, 91836), (360, 86734), (408, 76530), (510, 61224), (612, 51020), (680, 45918), (720, 43367), (765, 40816), (816, 38265), (1020, 30612), (1224, 25510), (1360, 22959), (1530, 20408), (2040, 15306), (2448, 12755), (2551, 12240), (3060, 10204), (4080, 7653), (5102, 6120)]