388671372

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^2\times {\mathrm{3323}}^1$

素因数の和:3377

約数の個数: 90

約数和(自身を含む): 1072678068

約数和(自身を除く): 684006696

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 361, 513, 684, 722, 1026, 1083, 1444, 1539, 2052, 2166, 3078, 3249, 3323, 4332, 6156, 6498, 6646, 9747, 9969, 12996, 13292, 19494, 19938, 29241, 29907, 38988, 39876, 58482, 59814, 63137, 89721, 116964, 119628, 126274, 179442, 189411, 252548, 269163, 358884, 378822, 538326, 568233, 757644, 1076652, 1136466, 1199603, 1704699, 2272932, 2399206, 3409398, 3598809, 4798412, 5114097, 6818796, 7197618, 10228194, 10796427, 14395236, 20456388, 21592854, 32389281, 43185708, 64778562, 97167843, 129557124, 194335686, 388671372]

約数ペア:

[(1, 388671372), (2, 194335686), (3, 129557124), (4, 97167843), (6, 64778562), (9, 43185708), (12, 32389281), (18, 21592854), (19, 20456388), (27, 14395236), (36, 10796427), (38, 10228194), (54, 7197618), (57, 6818796), (76, 5114097), (81, 4798412), (108, 3598809), (114, 3409398), (162, 2399206), (171, 2272932), (228, 1704699), (324, 1199603), (342, 1136466), (361, 1076652), (513, 757644), (684, 568233), (722, 538326), (1026, 378822), (1083, 358884), (1444, 269163), (1539, 252548), (2052, 189411), (2166, 179442), (3078, 126274), (3249, 119628), (3323, 116964), (4332, 89721), (6156, 63137), (6498, 59814), (6646, 58482), (9747, 39876), (9969, 38988), (12996, 29907), (13292, 29241), (19494, 19938)]