391044780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{103451}}^1$

素因数の和:103476

約数の個数: 96

約数和(自身を含む): 1390394880

約数和(自身を除く): 999350100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 103451, 206902, 310353, 413804, 517255, 620706, 724157, 931059, 1034510, 1241412, 1448314, 1551765, 1862118, 2069020, 2172471, 2793177, 2896628, 3103530, 3620785, 3724236, 4344942, 4655295, 5586354, 6207060, 6517413, 7241570, 8689884, 9310590, 10862355, 11172708, 13034826, 13965885, 14483140, 18621180, 19552239, 21724710, 26069652, 27931770, 32587065, 39104478, 43449420, 55863540, 65174130, 78208956, 97761195, 130348260, 195522390, 391044780]

約数ペア:

[(1, 391044780), (2, 195522390), (3, 130348260), (4, 97761195), (5, 78208956), (6, 65174130), (7, 55863540), (9, 43449420), (10, 39104478), (12, 32587065), (14, 27931770), (15, 26069652), (18, 21724710), (20, 19552239), (21, 18621180), (27, 14483140), (28, 13965885), (30, 13034826), (35, 11172708), (36, 10862355), (42, 9310590), (45, 8689884), (54, 7241570), (60, 6517413), (63, 6207060), (70, 5586354), (84, 4655295), (90, 4344942), (105, 3724236), (108, 3620785), (126, 3103530), (135, 2896628), (140, 2793177), (180, 2172471), (189, 2069020), (210, 1862118), (252, 1551765), (270, 1448314), (315, 1241412), (378, 1034510), (420, 931059), (540, 724157), (630, 620706), (756, 517255), (945, 413804), (1260, 310353), (1890, 206902), (3780, 103451)]