306798520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{1459}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 790502400

約数和(自身を除く): 483703880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 751, 1459, 1502, 2918, 3004, 3755, 5257, 5836, 6008, 7295, 7510, 10213, 10514, 11672, 14590, 15020, 20426, 21028, 26285, 29180, 30040, 40852, 42056, 51065, 52570, 58360, 81704, 102130, 105140, 204260, 210280, 408520, 1095709, 2191418, 4382836, 5478545, 7669963, 8765672, 10957090, 15339926, 21914180, 30679852, 38349815, 43828360, 61359704, 76699630, 153399260, 306798520]

約数ペア:

[(1, 306798520), (2, 153399260), (4, 76699630), (5, 61359704), (7, 43828360), (8, 38349815), (10, 30679852), (14, 21914180), (20, 15339926), (28, 10957090), (35, 8765672), (40, 7669963), (56, 5478545), (70, 4382836), (140, 2191418), (280, 1095709), (751, 408520), (1459, 210280), (1502, 204260), (2918, 105140), (3004, 102130), (3755, 81704), (5257, 58360), (5836, 52570), (6008, 51065), (7295, 42056), (7510, 40852), (10213, 30040), (10514, 29180), (11672, 26285), (14590, 21028), (15020, 20426)]