2151202920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{128969}}^1$

素因数の和:129122

約数の個数: 64

約数和(自身を含む): 6500088000

約数和(自身を除く): 4348885080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 16680, 128969, 257938, 386907, 515876, 644845, 773814, 1031752, 1289690, 1547628, 1934535, 2579380, 3095256, 3869070, 5158760, 7738140, 15476280, 17926691, 35853382, 53780073, 71706764, 89633455, 107560146, 143413528, 179266910, 215120292, 268900365, 358533820, 430240584, 537800730, 717067640, 1075601460, 2151202920]

約数ペア:

[(1, 2151202920), (2, 1075601460), (3, 717067640), (4, 537800730), (5, 430240584), (6, 358533820), (8, 268900365), (10, 215120292), (12, 179266910), (15, 143413528), (20, 107560146), (24, 89633455), (30, 71706764), (40, 53780073), (60, 35853382), (120, 17926691), (139, 15476280), (278, 7738140), (417, 5158760), (556, 3869070), (695, 3095256), (834, 2579380), (1112, 1934535), (1390, 1547628), (1668, 1289690), (2085, 1031752), (2780, 773814), (3336, 644845), (4170, 515876), (5560, 386907), (8340, 257938), (16680, 128969)]