195996840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{125639}}^1$

素因数の和:125666

約数の個数: 64

約数和(自身を含む): 633225600

約数和(自身を除く): 437228760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 125639, 251278, 376917, 502556, 628195, 753834, 1005112, 1256390, 1507668, 1633307, 1884585, 2512780, 3015336, 3266614, 3769170, 4899921, 5025560, 6533228, 7538340, 8166535, 9799842, 13066456, 15076680, 16333070, 19599684, 24499605, 32666140, 39199368, 48999210, 65332280, 97998420, 195996840]

約数ペア:

[(1, 195996840), (2, 97998420), (3, 65332280), (4, 48999210), (5, 39199368), (6, 32666140), (8, 24499605), (10, 19599684), (12, 16333070), (13, 15076680), (15, 13066456), (20, 9799842), (24, 8166535), (26, 7538340), (30, 6533228), (39, 5025560), (40, 4899921), (52, 3769170), (60, 3266614), (65, 3015336), (78, 2512780), (104, 1884585), (120, 1633307), (130, 1507668), (156, 1256390), (195, 1005112), (260, 753834), (312, 628195), (390, 502556), (520, 376917), (780, 251278), (1560, 125639)]