1098157040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^3\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 80

約数和(自身を含む): 2633819520

約数和(自身を除く): 1535662480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 271, 296, 370, 542, 592, 740, 1084, 1355, 1369, 1480, 2168, 2710, 2738, 2960, 4336, 5420, 5476, 6845, 10027, 10840, 10952, 13690, 20054, 21680, 21904, 27380, 40108, 50135, 50653, 54760, 80216, 100270, 101306, 109520, 160432, 200540, 202612, 253265, 370999, 401080, 405224, 506530, 741998, 802160, 810448, 1013060, 1483996, 1854995, 2026120, 2967992, 3709990, 4052240, 5935984, 7419980, 13726963, 14839960, 27453926, 29679920, 54907852, 68634815, 109815704, 137269630, 219631408, 274539260, 549078520, 1098157040]

約数ペア:

[(1, 1098157040), (2, 549078520), (4, 274539260), (5, 219631408), (8, 137269630), (10, 109815704), (16, 68634815), (20, 54907852), (37, 29679920), (40, 27453926), (74, 14839960), (80, 13726963), (148, 7419980), (185, 5935984), (271, 4052240), (296, 3709990), (370, 2967992), (542, 2026120), (592, 1854995), (740, 1483996), (1084, 1013060), (1355, 810448), (1369, 802160), (1480, 741998), (2168, 506530), (2710, 405224), (2738, 401080), (2960, 370999), (4336, 253265), (5420, 202612), (5476, 200540), (6845, 160432), (10027, 109520), (10840, 101306), (10952, 100270), (13690, 80216), (20054, 54760), (21680, 50653), (21904, 50135), (27380, 40108)]