289560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 921600

約数和(自身を除く): 632040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 760, 762, 1016, 1140, 1270, 1524, 1905, 2280, 2413, 2540, 3048, 3810, 4826, 5080, 7239, 7620, 9652, 12065, 14478, 15240, 19304, 24130, 28956, 36195, 48260, 57912, 72390, 96520, 144780, 289560]

約数ペア:

[(1, 289560), (2, 144780), (3, 96520), (4, 72390), (5, 57912), (6, 48260), (8, 36195), (10, 28956), (12, 24130), (15, 19304), (19, 15240), (20, 14478), (24, 12065), (30, 9652), (38, 7620), (40, 7239), (57, 5080), (60, 4826), (76, 3810), (95, 3048), (114, 2540), (120, 2413), (127, 2280), (152, 1905), (190, 1524), (228, 1270), (254, 1140), (285, 1016), (380, 762), (381, 760), (456, 635), (508, 570)]