30979440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2531}}^1$

素因数の和:2567

約数の個数: 120

約数和(自身を含む): 110202768

約数和(自身を除く): 79223328

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, 2531, 3060, 4080, 5062, 6120, 7593, 10124, 12240, 12655, 15186, 20248, 22779, 25310, 30372, 37965, 40496, 43027, 45558, 50620, 60744, 75930, 86054, 91116, 101240, 113895, 121488, 129081, 151860, 172108, 182232, 202480, 215135, 227790, 258162, 303720, 344216, 364464, 387243, 430270, 455580, 516324, 607440, 645405, 688432, 774486, 860540, 911160, 1032648, 1290810, 1548972, 1721080, 1822320, 1936215, 2065296, 2581620, 3097944, 3442160, 3872430, 5163240, 6195888, 7744860, 10326480, 15489720, 30979440]

約数ペア:

[(1, 30979440), (2, 15489720), (3, 10326480), (4, 7744860), (5, 6195888), (6, 5163240), (8, 3872430), (9, 3442160), (10, 3097944), (12, 2581620), (15, 2065296), (16, 1936215), (17, 1822320), (18, 1721080), (20, 1548972), (24, 1290810), (30, 1032648), (34, 911160), (36, 860540), (40, 774486), (45, 688432), (48, 645405), (51, 607440), (60, 516324), (68, 455580), (72, 430270), (80, 387243), (85, 364464), (90, 344216), (102, 303720), (120, 258162), (136, 227790), (144, 215135), (153, 202480), (170, 182232), (180, 172108), (204, 151860), (240, 129081), (255, 121488), (272, 113895), (306, 101240), (340, 91116), (360, 86054), (408, 75930), (510, 60744), (612, 50620), (680, 45558), (720, 43027), (765, 40496), (816, 37965), (1020, 30372), (1224, 25310), (1360, 22779), (1530, 20248), (2040, 15186), (2448, 12655), (2531, 12240), (3060, 10124), (4080, 7593), (5062, 6120)]