209501040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{124703}}^1$

素因数の和:124726

約数の個数: 80

約数和(自身を含む): 742238208

約数和(自身を除く): 532737168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 124703, 249406, 374109, 498812, 623515, 748218, 872921, 997624, 1247030, 1496436, 1745842, 1870545, 1995248, 2494060, 2618763, 2992872, 3491684, 3741090, 4364605, 4988120, 5237526, 5985744, 6983368, 7482180, 8729210, 9976240, 10475052, 13093815, 13966736, 14964360, 17458420, 20950104, 26187630, 29928720, 34916840, 41900208, 52375260, 69833680, 104750520, 209501040]

約数ペア:

[(1, 209501040), (2, 104750520), (3, 69833680), (4, 52375260), (5, 41900208), (6, 34916840), (7, 29928720), (8, 26187630), (10, 20950104), (12, 17458420), (14, 14964360), (15, 13966736), (16, 13093815), (20, 10475052), (21, 9976240), (24, 8729210), (28, 7482180), (30, 6983368), (35, 5985744), (40, 5237526), (42, 4988120), (48, 4364605), (56, 3741090), (60, 3491684), (70, 2992872), (80, 2618763), (84, 2494060), (105, 1995248), (112, 1870545), (120, 1745842), (140, 1496436), (168, 1247030), (210, 997624), (240, 872921), (280, 748218), (336, 623515), (420, 498812), (560, 374109), (840, 249406), (1680, 124703)]