77619780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61603}}^1$

素因数の和:61625

約数の個数: 72

約数和(自身を含む): 269086272

約数和(自身を除く): 191466492

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61603, 123206, 184809, 246412, 308015, 369618, 431221, 554427, 616030, 739236, 862442, 924045, 1108854, 1232060, 1293663, 1724884, 1848090, 2156105, 2217708, 2587326, 2772135, 3696180, 3880989, 4312210, 5174652, 5544270, 6468315, 7761978, 8624420, 11088540, 12936630, 15523956, 19404945, 25873260, 38809890, 77619780]

約数ペア:

[(1, 77619780), (2, 38809890), (3, 25873260), (4, 19404945), (5, 15523956), (6, 12936630), (7, 11088540), (9, 8624420), (10, 7761978), (12, 6468315), (14, 5544270), (15, 5174652), (18, 4312210), (20, 3880989), (21, 3696180), (28, 2772135), (30, 2587326), (35, 2217708), (36, 2156105), (42, 1848090), (45, 1724884), (60, 1293663), (63, 1232060), (70, 1108854), (84, 924045), (90, 862442), (105, 739236), (126, 616030), (140, 554427), (180, 431221), (210, 369618), (252, 308015), (315, 246412), (420, 184809), (630, 123206), (1260, 61603)]