198737190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{5399}}^1$

素因数の和:5821

約数の個数: 48

約数和(自身を含む): 518076000

約数和(自身を除く): 319338810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 409, 818, 1227, 2045, 2454, 3681, 4090, 5399, 6135, 7362, 10798, 12270, 16197, 18405, 26995, 32394, 36810, 48591, 53990, 80985, 97182, 161970, 242955, 485910, 2208191, 4416382, 6624573, 11040955, 13249146, 19873719, 22081910, 33122865, 39747438, 66245730, 99368595, 198737190]

約数ペア:

[(1, 198737190), (2, 99368595), (3, 66245730), (5, 39747438), (6, 33122865), (9, 22081910), (10, 19873719), (15, 13249146), (18, 11040955), (30, 6624573), (45, 4416382), (90, 2208191), (409, 485910), (818, 242955), (1227, 161970), (2045, 97182), (2454, 80985), (3681, 53990), (4090, 48591), (5399, 36810), (6135, 32394), (7362, 26995), (10798, 18405), (12270, 16197)]