395418660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72421}}^1$

素因数の和:72453

約数の個数: 96

約数和(自身を含む): 1362692352

約数和(自身を除く): 967273692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 72421, 144842, 217263, 289684, 362105, 434526, 506947, 724210, 869052, 941473, 1013894, 1086315, 1448420, 1520841, 1882946, 2027788, 2172630, 2534735, 2824419, 3041682, 3765892, 4345260, 4707365, 5069470, 5648838, 6083364, 6590311, 7604205, 9414730, 10138940, 11297676, 13180622, 14122095, 15208410, 18829460, 19770933, 26361244, 28244190, 30416820, 32951555, 39541866, 56488380, 65903110, 79083732, 98854665, 131806220, 197709330, 395418660]

約数ペア:

[(1, 395418660), (2, 197709330), (3, 131806220), (4, 98854665), (5, 79083732), (6, 65903110), (7, 56488380), (10, 39541866), (12, 32951555), (13, 30416820), (14, 28244190), (15, 26361244), (20, 19770933), (21, 18829460), (26, 15208410), (28, 14122095), (30, 13180622), (35, 11297676), (39, 10138940), (42, 9414730), (52, 7604205), (60, 6590311), (65, 6083364), (70, 5648838), (78, 5069470), (84, 4707365), (91, 4345260), (105, 3765892), (130, 3041682), (140, 2824419), (156, 2534735), (182, 2172630), (195, 2027788), (210, 1882946), (260, 1520841), (273, 1448420), (364, 1086315), (390, 1013894), (420, 941473), (455, 869052), (546, 724210), (780, 506947), (910, 434526), (1092, 362105), (1365, 289684), (1820, 217263), (2730, 144842), (5460, 72421)]