197988840

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{26189}}^1$

素因数の和:26216

約数の個数: 128

約数和(自身を含む): 754272000

約数和(自身を除く): 556283160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 26189, 52378, 78567, 104756, 130945, 157134, 183323, 209512, 235701, 261890, 314268, 366646, 392835, 471402, 523780, 549969, 628536, 707103, 733292, 785670, 916615, 942804, 1047560, 1099938, 1178505, 1414206, 1466584, 1571340, 1649907, 1833230, 1885608, 2199876, 2357010, 2749845, 2828412, 3142680, 3299814, 3535515, 3666460, 4399752, 4714020, 4949721, 5499690, 5656824, 6599628, 7071030, 7332920, 8249535, 9428040, 9899442, 10999380, 13199256, 14142060, 16499070, 19798884, 21998760, 24748605, 28284120, 32998140, 39597768, 49497210, 65996280, 98994420, 197988840]

約数ペア:

[(1, 197988840), (2, 98994420), (3, 65996280), (4, 49497210), (5, 39597768), (6, 32998140), (7, 28284120), (8, 24748605), (9, 21998760), (10, 19798884), (12, 16499070), (14, 14142060), (15, 13199256), (18, 10999380), (20, 9899442), (21, 9428040), (24, 8249535), (27, 7332920), (28, 7071030), (30, 6599628), (35, 5656824), (36, 5499690), (40, 4949721), (42, 4714020), (45, 4399752), (54, 3666460), (56, 3535515), (60, 3299814), (63, 3142680), (70, 2828412), (72, 2749845), (84, 2357010), (90, 2199876), (105, 1885608), (108, 1833230), (120, 1649907), (126, 1571340), (135, 1466584), (140, 1414206), (168, 1178505), (180, 1099938), (189, 1047560), (210, 942804), (216, 916615), (252, 785670), (270, 733292), (280, 707103), (315, 628536), (360, 549969), (378, 523780), (420, 471402), (504, 392835), (540, 366646), (630, 314268), (756, 261890), (840, 235701), (945, 209512), (1080, 183323), (1260, 157134), (1512, 130945), (1890, 104756), (2520, 78567), (3780, 52378), (7560, 26189)]