161477820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{42719}}^1$

素因数の和:42744

約数の個数: 96

約数和(自身を含む): 574156800

約数和(自身を除く): 412678980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 42719, 85438, 128157, 170876, 213595, 256314, 299033, 384471, 427190, 512628, 598066, 640785, 768942, 854380, 897099, 1153413, 1196132, 1281570, 1495165, 1537884, 1794198, 1922355, 2306826, 2563140, 2691297, 2990330, 3588396, 3844710, 4485495, 4613652, 5382594, 5767065, 5980660, 7689420, 8073891, 8970990, 10765188, 11534130, 13456485, 16147782, 17941980, 23068260, 26912970, 32295564, 40369455, 53825940, 80738910, 161477820]

約数ペア:

[(1, 161477820), (2, 80738910), (3, 53825940), (4, 40369455), (5, 32295564), (6, 26912970), (7, 23068260), (9, 17941980), (10, 16147782), (12, 13456485), (14, 11534130), (15, 10765188), (18, 8970990), (20, 8073891), (21, 7689420), (27, 5980660), (28, 5767065), (30, 5382594), (35, 4613652), (36, 4485495), (42, 3844710), (45, 3588396), (54, 2990330), (60, 2691297), (63, 2563140), (70, 2306826), (84, 1922355), (90, 1794198), (105, 1537884), (108, 1495165), (126, 1281570), (135, 1196132), (140, 1153413), (180, 897099), (189, 854380), (210, 768942), (252, 640785), (270, 598066), (315, 512628), (378, 427190), (420, 384471), (540, 299033), (630, 256314), (756, 213595), (945, 170876), (1260, 128157), (1890, 85438), (3780, 42719)]