177660420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{423001}}^1$

素因数の和:423020

約数の個数: 48

約数和(自身を含む): 568514688

約数和(自身を除く): 390854268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 423001, 846002, 1269003, 1692004, 2115005, 2538006, 2961007, 4230010, 5076012, 5922014, 6345015, 8460020, 8883021, 11844028, 12690030, 14805035, 17766042, 25380060, 29610070, 35532084, 44415105, 59220140, 88830210, 177660420]

約数ペア:

[(1, 177660420), (2, 88830210), (3, 59220140), (4, 44415105), (5, 35532084), (6, 29610070), (7, 25380060), (10, 17766042), (12, 14805035), (14, 12690030), (15, 11844028), (20, 8883021), (21, 8460020), (28, 6345015), (30, 5922014), (35, 5076012), (42, 4230010), (60, 2961007), (70, 2538006), (84, 2115005), (105, 1692004), (140, 1269003), (210, 846002), (420, 423001)]