1919984960

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{691}}^1$

素因数の和:1184

約数の個数: 112

約数和(自身を含む): 4830104640

約数和(自身を除く): 2910119680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 457, 608, 691, 760, 914, 1216, 1382, 1520, 1828, 2285, 2764, 3040, 3455, 3656, 4570, 5528, 6080, 6910, 7312, 8683, 9140, 11056, 13129, 13820, 14624, 17366, 18280, 22112, 26258, 27640, 29248, 34732, 36560, 43415, 44224, 52516, 55280, 65645, 69464, 73120, 86830, 105032, 110560, 131290, 138928, 146240, 173660, 210064, 221120, 262580, 277856, 315787, 347320, 420128, 525160, 555712, 631574, 694640, 840256, 1050320, 1263148, 1389280, 1578935, 2100640, 2526296, 2778560, 3157870, 4201280, 5052592, 5999953, 6315740, 10105184, 11999906, 12631480, 20210368, 23999812, 25262960, 29999765, 47999624, 50525920, 59999530, 95999248, 101051840, 119999060, 191998496, 239998120, 383996992, 479996240, 959992480, 1919984960]

約数ペア:

[(1, 1919984960), (2, 959992480), (4, 479996240), (5, 383996992), (8, 239998120), (10, 191998496), (16, 119999060), (19, 101051840), (20, 95999248), (32, 59999530), (38, 50525920), (40, 47999624), (64, 29999765), (76, 25262960), (80, 23999812), (95, 20210368), (152, 12631480), (160, 11999906), (190, 10105184), (304, 6315740), (320, 5999953), (380, 5052592), (457, 4201280), (608, 3157870), (691, 2778560), (760, 2526296), (914, 2100640), (1216, 1578935), (1382, 1389280), (1520, 1263148), (1828, 1050320), (2285, 840256), (2764, 694640), (3040, 631574), (3455, 555712), (3656, 525160), (4570, 420128), (5528, 347320), (6080, 315787), (6910, 277856), (7312, 262580), (8683, 221120), (9140, 210064), (11056, 173660), (13129, 146240), (13820, 138928), (14624, 131290), (17366, 110560), (18280, 105032), (22112, 86830), (26258, 73120), (27640, 69464), (29248, 65645), (34732, 55280), (36560, 52516), (43415, 44224)]