205237620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8573}}^1$

素因数の和:8614

約数の個数: 144

約数和(自身を含む): 749024640

約数和(自身を除く): 543787020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 8573, 11970, 17146, 23940, 25719, 34292, 42865, 51438, 60011, 77157, 85730, 102876, 120022, 128595, 154314, 162887, 171460, 180033, 240044, 257190, 300055, 308628, 325774, 360066, 385785, 488661, 514380, 540099, 600110, 651548, 720132, 771570, 814435, 900165, 977322, 1080198, 1140209, 1200220, 1465983, 1543140, 1628870, 1800330, 1954644, 2160396, 2280418, 2443305, 2700495, 2931966, 3257740, 3420627, 3600660, 4560836, 4886610, 5400990, 5701045, 5863932, 6841254, 7329915, 9773220, 10261881, 10801980, 11402090, 13682508, 14659830, 17103135, 20523762, 22804180, 29319660, 34206270, 41047524, 51309405, 68412540, 102618810, 205237620]

約数ペア:

[(1, 205237620), (2, 102618810), (3, 68412540), (4, 51309405), (5, 41047524), (6, 34206270), (7, 29319660), (9, 22804180), (10, 20523762), (12, 17103135), (14, 14659830), (15, 13682508), (18, 11402090), (19, 10801980), (20, 10261881), (21, 9773220), (28, 7329915), (30, 6841254), (35, 5863932), (36, 5701045), (38, 5400990), (42, 4886610), (45, 4560836), (57, 3600660), (60, 3420627), (63, 3257740), (70, 2931966), (76, 2700495), (84, 2443305), (90, 2280418), (95, 2160396), (105, 1954644), (114, 1800330), (126, 1628870), (133, 1543140), (140, 1465983), (171, 1200220), (180, 1140209), (190, 1080198), (210, 977322), (228, 900165), (252, 814435), (266, 771570), (285, 720132), (315, 651548), (342, 600110), (380, 540099), (399, 514380), (420, 488661), (532, 385785), (570, 360066), (630, 325774), (665, 308628), (684, 300055), (798, 257190), (855, 240044), (1140, 180033), (1197, 171460), (1260, 162887), (1330, 154314), (1596, 128595), (1710, 120022), (1995, 102876), (2394, 85730), (2660, 77157), (3420, 60011), (3990, 51438), (4788, 42865), (5985, 34292), (7980, 25719), (8573, 23940), (11970, 17146)]