312120

素因数分解:

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

素因数の和:54

約数の個数: 96

約数和(自身を含む): 1105200

約数和(自身を除く): 793080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 289, 306, 340, 360, 408, 459, 510, 540, 578, 612, 680, 765, 867, 918, 1020, 1080, 1156, 1224, 1445, 1530, 1734, 1836, 2040, 2295, 2312, 2601, 2890, 3060, 3468, 3672, 4335, 4590, 5202, 5780, 6120, 6936, 7803, 8670, 9180, 10404, 11560, 13005, 15606, 17340, 18360, 20808, 26010, 31212, 34680, 39015, 52020, 62424, 78030, 104040, 156060, 312120]

約数ペア:

[(1, 312120), (2, 156060), (3, 104040), (4, 78030), (5, 62424), (6, 52020), (8, 39015), (9, 34680), (10, 31212), (12, 26010), (15, 20808), (17, 18360), (18, 17340), (20, 15606), (24, 13005), (27, 11560), (30, 10404), (34, 9180), (36, 8670), (40, 7803), (45, 6936), (51, 6120), (54, 5780), (60, 5202), (68, 4590), (72, 4335), (85, 3672), (90, 3468), (102, 3060), (108, 2890), (120, 2601), (135, 2312), (136, 2295), (153, 2040), (170, 1836), (180, 1734), (204, 1530), (216, 1445), (255, 1224), (270, 1156), (289, 1080), (306, 1020), (340, 918), (360, 867), (408, 765), (459, 680), (510, 612), (540, 578)]