921955860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{731711}}^1$

素因数の和:731733

約数の個数: 72

約数和(自身を含む): 3196118016

約数和(自身を除く): 2274162156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 731711, 1463422, 2195133, 2926844, 3658555, 4390266, 5121977, 6585399, 7317110, 8780532, 10243954, 10975665, 13170798, 14634220, 15365931, 20487908, 21951330, 25609885, 26341596, 30731862, 32926995, 43902660, 46097793, 51219770, 61463724, 65853990, 76829655, 92195586, 102439540, 131707980, 153659310, 184391172, 230488965, 307318620, 460977930, 921955860]

約数ペア:

[(1, 921955860), (2, 460977930), (3, 307318620), (4, 230488965), (5, 184391172), (6, 153659310), (7, 131707980), (9, 102439540), (10, 92195586), (12, 76829655), (14, 65853990), (15, 61463724), (18, 51219770), (20, 46097793), (21, 43902660), (28, 32926995), (30, 30731862), (35, 26341596), (36, 25609885), (42, 21951330), (45, 20487908), (60, 15365931), (63, 14634220), (70, 13170798), (84, 10975665), (90, 10243954), (105, 8780532), (126, 7317110), (140, 6585399), (180, 5121977), (210, 4390266), (252, 3658555), (315, 2926844), (420, 2195133), (630, 1463422), (1260, 731711)]