207508140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{3361}}^1$

素因数の和:3397

約数の個数: 144

約数和(自身を含む): 734260800

約数和(自身を除く): 526752660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3361, 3430, 4116, 4410, 5145, 6174, 6722, 6860, 8820, 10083, 10290, 12348, 13444, 15435, 16805, 20166, 20580, 23527, 30249, 30870, 33610, 40332, 47054, 50415, 60498, 61740, 67220, 70581, 94108, 100830, 117635, 120996, 141162, 151245, 164689, 201660, 211743, 235270, 282324, 302490, 329378, 352905, 423486, 470540, 494067, 604980, 658756, 705810, 823445, 846972, 988134, 1058715, 1152823, 1411620, 1482201, 1646890, 1976268, 2117430, 2305646, 2470335, 2964402, 3293780, 3458469, 4234860, 4611292, 4940670, 5764115, 5928804, 6916938, 7411005, 9881340, 10375407, 11528230, 13833876, 14822010, 17292345, 20750814, 23056460, 29644020, 34584690, 41501628, 51877035, 69169380, 103754070, 207508140]

約数ペア:

[(1, 207508140), (2, 103754070), (3, 69169380), (4, 51877035), (5, 41501628), (6, 34584690), (7, 29644020), (9, 23056460), (10, 20750814), (12, 17292345), (14, 14822010), (15, 13833876), (18, 11528230), (20, 10375407), (21, 9881340), (28, 7411005), (30, 6916938), (35, 5928804), (36, 5764115), (42, 4940670), (45, 4611292), (49, 4234860), (60, 3458469), (63, 3293780), (70, 2964402), (84, 2470335), (90, 2305646), (98, 2117430), (105, 1976268), (126, 1646890), (140, 1482201), (147, 1411620), (180, 1152823), (196, 1058715), (210, 988134), (245, 846972), (252, 823445), (294, 705810), (315, 658756), (343, 604980), (420, 494067), (441, 470540), (490, 423486), (588, 352905), (630, 329378), (686, 302490), (735, 282324), (882, 235270), (980, 211743), (1029, 201660), (1260, 164689), (1372, 151245), (1470, 141162), (1715, 120996), (1764, 117635), (2058, 100830), (2205, 94108), (2940, 70581), (3087, 67220), (3361, 61740), (3430, 60498), (4116, 50415), (4410, 47054), (5145, 40332), (6174, 33610), (6722, 30870), (6860, 30249), (8820, 23527), (10083, 20580), (10290, 20166), (12348, 16805), (13444, 15435)]