489979440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40031}}^1$

素因数の和:40067

約数の個数: 120

約数和(自身を含む): 1742352768

約数和(自身を除く): 1252373328

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, 3060, 4080, 6120, 12240, 40031, 80062, 120093, 160124, 200155, 240186, 320248, 360279, 400310, 480372, 600465, 640496, 680527, 720558, 800620, 960744, 1200930, 1361054, 1441116, 1601240, 1801395, 1921488, 2041581, 2401860, 2722108, 2882232, 3202480, 3402635, 3602790, 4083162, 4803720, 5444216, 5764464, 6124743, 6805270, 7205580, 8166324, 9607440, 10207905, 10888432, 12249486, 13610540, 14411160, 16332648, 20415810, 24498972, 27221080, 28822320, 30623715, 32665296, 40831620, 48997944, 54442160, 61247430, 81663240, 97995888, 122494860, 163326480, 244989720, 489979440]

約数ペア:

[(1, 489979440), (2, 244989720), (3, 163326480), (4, 122494860), (5, 97995888), (6, 81663240), (8, 61247430), (9, 54442160), (10, 48997944), (12, 40831620), (15, 32665296), (16, 30623715), (17, 28822320), (18, 27221080), (20, 24498972), (24, 20415810), (30, 16332648), (34, 14411160), (36, 13610540), (40, 12249486), (45, 10888432), (48, 10207905), (51, 9607440), (60, 8166324), (68, 7205580), (72, 6805270), (80, 6124743), (85, 5764464), (90, 5444216), (102, 4803720), (120, 4083162), (136, 3602790), (144, 3402635), (153, 3202480), (170, 2882232), (180, 2722108), (204, 2401860), (240, 2041581), (255, 1921488), (272, 1801395), (306, 1601240), (340, 1441116), (360, 1361054), (408, 1200930), (510, 960744), (612, 800620), (680, 720558), (720, 680527), (765, 640496), (816, 600465), (1020, 480372), (1224, 400310), (1360, 360279), (1530, 320248), (2040, 240186), (2448, 200155), (3060, 160124), (4080, 120093), (6120, 80062), (12240, 40031)]