243860940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4093}}^1$

素因数の和:4439

約数の個数: 72

約数和(自身を含む): 742127568

約数和(自身を除く): 498266628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3310, 3972, 4093, 4965, 5958, 6620, 8186, 9930, 11916, 12279, 14895, 16372, 19860, 20465, 24558, 29790, 36837, 40930, 49116, 59580, 61395, 73674, 81860, 122790, 147348, 184185, 245580, 368370, 736740, 1354783, 2709566, 4064349, 5419132, 6773915, 8128698, 12193047, 13547830, 16257396, 20321745, 24386094, 27095660, 40643490, 48772188, 60965235, 81286980, 121930470, 243860940]

約数ペア:

[(1, 243860940), (2, 121930470), (3, 81286980), (4, 60965235), (5, 48772188), (6, 40643490), (9, 27095660), (10, 24386094), (12, 20321745), (15, 16257396), (18, 13547830), (20, 12193047), (30, 8128698), (36, 6773915), (45, 5419132), (60, 4064349), (90, 2709566), (180, 1354783), (331, 736740), (662, 368370), (993, 245580), (1324, 184185), (1655, 147348), (1986, 122790), (2979, 81860), (3310, 73674), (3972, 61395), (4093, 59580), (4965, 49116), (5958, 40930), (6620, 36837), (8186, 29790), (9930, 24558), (11916, 20465), (12279, 19860), (14895, 16372)]