8440470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 23063040

約数和(自身を除く): 14622570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 727, 774, 1161, 1290, 1454, 1935, 2181, 2322, 3635, 3870, 4362, 5805, 6543, 7270, 10905, 11610, 13086, 19629, 21810, 31261, 32715, 39258, 62522, 65430, 93783, 98145, 156305, 187566, 196290, 281349, 312610, 468915, 562698, 844047, 937830, 1406745, 1688094, 2813490, 4220235, 8440470]

約数ペア:

[(1, 8440470), (2, 4220235), (3, 2813490), (5, 1688094), (6, 1406745), (9, 937830), (10, 844047), (15, 562698), (18, 468915), (27, 312610), (30, 281349), (43, 196290), (45, 187566), (54, 156305), (86, 98145), (90, 93783), (129, 65430), (135, 62522), (215, 39258), (258, 32715), (270, 31261), (387, 21810), (430, 19629), (645, 13086), (727, 11610), (774, 10905), (1161, 7270), (1290, 6543), (1454, 5805), (1935, 4362), (2181, 3870), (2322, 3635)]