1520402100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{724001}}^1$

素因数の和:724025

約数の個数: 72

約数和(自身を含む): 5027469888

約数和(自身を除く): 3507067788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 724001, 1448002, 2172003, 2896004, 3620005, 4344006, 5068007, 7240010, 8688012, 10136014, 10860015, 14480020, 15204021, 18100025, 20272028, 21720030, 25340035, 30408042, 36200050, 43440060, 50680070, 54300075, 60816084, 72400100, 76020105, 101360140, 108600150, 126700175, 152040210, 217200300, 253400350, 304080420, 380100525, 506800700, 760201050, 1520402100]

約数ペア:

[(1, 1520402100), (2, 760201050), (3, 506800700), (4, 380100525), (5, 304080420), (6, 253400350), (7, 217200300), (10, 152040210), (12, 126700175), (14, 108600150), (15, 101360140), (20, 76020105), (21, 72400100), (25, 60816084), (28, 54300075), (30, 50680070), (35, 43440060), (42, 36200050), (50, 30408042), (60, 25340035), (70, 21720030), (75, 20272028), (84, 18100025), (100, 15204021), (105, 14480020), (140, 10860015), (150, 10136014), (175, 8688012), (210, 7240010), (300, 5068007), (350, 4344006), (420, 3620005), (525, 2896004), (700, 2172003), (1050, 1448002), (2100, 724001)]