717807860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{66587}}^1$

素因数の和:66621

約数の個数: 72

約数和(自身を含む): 1912940064

約数和(自身を除く): 1195132204

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 66587, 133174, 266348, 332935, 466109, 665870, 732457, 932218, 1331740, 1464914, 1864436, 2330545, 2929828, 3262763, 3662285, 4661090, 5127199, 6525526, 7324570, 9322180, 10254398, 13051052, 14649140, 16313815, 20508796, 25635995, 32627630, 35890393, 51271990, 65255260, 71780786, 102543980, 143561572, 179451965, 358903930, 717807860]

約数ペア:

[(1, 717807860), (2, 358903930), (4, 179451965), (5, 143561572), (7, 102543980), (10, 71780786), (11, 65255260), (14, 51271990), (20, 35890393), (22, 32627630), (28, 25635995), (35, 20508796), (44, 16313815), (49, 14649140), (55, 13051052), (70, 10254398), (77, 9322180), (98, 7324570), (110, 6525526), (140, 5127199), (154, 4661090), (196, 3662285), (220, 3262763), (245, 2929828), (308, 2330545), (385, 1864436), (490, 1464914), (539, 1331740), (770, 932218), (980, 732457), (1078, 665870), (1540, 466109), (2156, 332935), (2695, 266348), (5390, 133174), (10780, 66587)]