1987415360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{2341}}^1$

素因数の和:2744

約数の個数: 112

約数和(自身を含む): 5425196160

約数和(自身を除く): 3437780800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 379, 448, 560, 758, 1120, 1516, 1895, 2240, 2341, 2653, 3032, 3790, 4682, 5306, 6064, 7580, 9364, 10612, 11705, 12128, 13265, 15160, 16387, 18728, 21224, 23410, 24256, 26530, 30320, 32774, 37456, 42448, 46820, 53060, 60640, 65548, 74912, 81935, 84896, 93640, 106120, 121280, 131096, 149824, 163870, 169792, 187280, 212240, 262192, 327740, 374560, 424480, 524384, 655480, 749120, 848960, 887239, 1048768, 1310960, 1774478, 2621920, 3548956, 4436195, 5243840, 6210673, 7097912, 8872390, 12421346, 14195824, 17744780, 24842692, 28391648, 31053365, 35489560, 49685384, 56783296, 62106730, 70979120, 99370768, 124213460, 141958240, 198741536, 248426920, 283916480, 397483072, 496853840, 993707680, 1987415360]

約数ペア:

[(1, 1987415360), (2, 993707680), (4, 496853840), (5, 397483072), (7, 283916480), (8, 248426920), (10, 198741536), (14, 141958240), (16, 124213460), (20, 99370768), (28, 70979120), (32, 62106730), (35, 56783296), (40, 49685384), (56, 35489560), (64, 31053365), (70, 28391648), (80, 24842692), (112, 17744780), (140, 14195824), (160, 12421346), (224, 8872390), (280, 7097912), (320, 6210673), (379, 5243840), (448, 4436195), (560, 3548956), (758, 2621920), (1120, 1774478), (1516, 1310960), (1895, 1048768), (2240, 887239), (2341, 848960), (2653, 749120), (3032, 655480), (3790, 524384), (4682, 424480), (5306, 374560), (6064, 327740), (7580, 262192), (9364, 212240), (10612, 187280), (11705, 169792), (12128, 163870), (13265, 149824), (15160, 131096), (16387, 121280), (18728, 106120), (21224, 93640), (23410, 84896), (24256, 81935), (26530, 74912), (30320, 65548), (32774, 60640), (37456, 53060), (42448, 46820)]