28845840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:736

約数の個数: 80

約数和(自身を含む): 89958528

約数和(自身を除く): 61112688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 457, 526, 789, 914, 1052, 1315, 1371, 1578, 1828, 2104, 2285, 2630, 2742, 3156, 3656, 3945, 4208, 4570, 5260, 5484, 6312, 6855, 7312, 7890, 9140, 10520, 10968, 12624, 13710, 15780, 18280, 21040, 21936, 27420, 31560, 36560, 54840, 63120, 109680, 120191, 240382, 360573, 480764, 600955, 721146, 961528, 1201910, 1442292, 1802865, 1923056, 2403820, 2884584, 3605730, 4807640, 5769168, 7211460, 9615280, 14422920, 28845840]

約数ペア:

[(1, 28845840), (2, 14422920), (3, 9615280), (4, 7211460), (5, 5769168), (6, 4807640), (8, 3605730), (10, 2884584), (12, 2403820), (15, 1923056), (16, 1802865), (20, 1442292), (24, 1201910), (30, 961528), (40, 721146), (48, 600955), (60, 480764), (80, 360573), (120, 240382), (240, 120191), (263, 109680), (457, 63120), (526, 54840), (789, 36560), (914, 31560), (1052, 27420), (1315, 21936), (1371, 21040), (1578, 18280), (1828, 15780), (2104, 13710), (2285, 12624), (2630, 10968), (2742, 10520), (3156, 9140), (3656, 7890), (3945, 7312), (4208, 6855), (4570, 6312), (5260, 5484)]