20803729380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{24509}}^1$

素因数の和:24618

約数の個数: 192

約数和(自身を含む): 69572321280

約数和(自身を除く): 48768591900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 47, 60, 70, 84, 86, 94, 105, 129, 140, 141, 172, 188, 210, 215, 235, 258, 282, 301, 329, 420, 430, 470, 516, 564, 602, 645, 658, 705, 860, 903, 940, 987, 1204, 1290, 1316, 1410, 1505, 1645, 1806, 1974, 2021, 2580, 2820, 3010, 3290, 3612, 3948, 4042, 4515, 4935, 6020, 6063, 6580, 8084, 9030, 9870, 10105, 12126, 14147, 18060, 19740, 20210, 24252, 24509, 28294, 30315, 40420, 42441, 49018, 56588, 60630, 70735, 73527, 84882, 98036, 121260, 122545, 141470, 147054, 169764, 171563, 212205, 245090, 282940, 294108, 343126, 367635, 424410, 490180, 514689, 686252, 735270, 848820, 857815, 1029378, 1053887, 1151923, 1470540, 1715630, 2058756, 2107774, 2303846, 2573445, 3161661, 3431260, 3455769, 4215548, 4607692, 5146890, 5269435, 5759615, 6323322, 6911538, 7377209, 8063461, 10293780, 10538870, 11519230, 12646644, 13823076, 14754418, 15808305, 16126922, 17278845, 21077740, 22131627, 23038460, 24190383, 29508836, 31616610, 32253844, 34557690, 36886045, 40317305, 44263254, 48380766, 49532689, 63233220, 69115380, 73772090, 80634610, 88526508, 96761532, 99065378, 110658135, 120951915, 147544180, 148598067, 161269220, 198130756, 221316270, 241903830, 247663445, 297196134, 346728823, 442632540, 483807660, 495326890, 594392268, 693457646, 742990335, 990653780, 1040186469, 1386915292, 1485980670, 1733644115, 2080372938, 2971961340, 3467288230, 4160745876, 5200932345, 6934576460, 10401864690, 20803729380]

約数ペア:

[(1, 20803729380), (2, 10401864690), (3, 6934576460), (4, 5200932345), (5, 4160745876), (6, 3467288230), (7, 2971961340), (10, 2080372938), (12, 1733644115), (14, 1485980670), (15, 1386915292), (20, 1040186469), (21, 990653780), (28, 742990335), (30, 693457646), (35, 594392268), (42, 495326890), (43, 483807660), (47, 442632540), (60, 346728823), (70, 297196134), (84, 247663445), (86, 241903830), (94, 221316270), (105, 198130756), (129, 161269220), (140, 148598067), (141, 147544180), (172, 120951915), (188, 110658135), (210, 99065378), (215, 96761532), (235, 88526508), (258, 80634610), (282, 73772090), (301, 69115380), (329, 63233220), (420, 49532689), (430, 48380766), (470, 44263254), (516, 40317305), (564, 36886045), (602, 34557690), (645, 32253844), (658, 31616610), (705, 29508836), (860, 24190383), (903, 23038460), (940, 22131627), (987, 21077740), (1204, 17278845), (1290, 16126922), (1316, 15808305), (1410, 14754418), (1505, 13823076), (1645, 12646644), (1806, 11519230), (1974, 10538870), (2021, 10293780), (2580, 8063461), (2820, 7377209), (3010, 6911538), (3290, 6323322), (3612, 5759615), (3948, 5269435), (4042, 5146890), (4515, 4607692), (4935, 4215548), (6020, 3455769), (6063, 3431260), (6580, 3161661), (8084, 2573445), (9030, 2303846), (9870, 2107774), (10105, 2058756), (12126, 1715630), (14147, 1470540), (18060, 1151923), (19740, 1053887), (20210, 1029378), (24252, 857815), (24509, 848820), (28294, 735270), (30315, 686252), (40420, 514689), (42441, 490180), (49018, 424410), (56588, 367635), (60630, 343126), (70735, 294108), (73527, 282940), (84882, 245090), (98036, 212205), (121260, 171563), (122545, 169764), (141470, 147054)]