72356560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 178738560

約数和(自身を除く): 106382000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 181, 190, 263, 304, 362, 380, 526, 724, 760, 905, 1052, 1315, 1448, 1520, 1810, 2104, 2630, 2896, 3439, 3620, 4208, 4997, 5260, 6878, 7240, 9994, 10520, 13756, 14480, 17195, 19988, 21040, 24985, 27512, 34390, 39976, 47603, 49970, 55024, 68780, 79952, 95206, 99940, 137560, 190412, 199880, 238015, 275120, 380824, 399760, 476030, 761648, 904457, 952060, 1808914, 1904120, 3617828, 3808240, 4522285, 7235656, 9044570, 14471312, 18089140, 36178280, 72356560]

約数ペア:

[(1, 72356560), (2, 36178280), (4, 18089140), (5, 14471312), (8, 9044570), (10, 7235656), (16, 4522285), (19, 3808240), (20, 3617828), (38, 1904120), (40, 1808914), (76, 952060), (80, 904457), (95, 761648), (152, 476030), (181, 399760), (190, 380824), (263, 275120), (304, 238015), (362, 199880), (380, 190412), (526, 137560), (724, 99940), (760, 95206), (905, 79952), (1052, 68780), (1315, 55024), (1448, 49970), (1520, 47603), (1810, 39976), (2104, 34390), (2630, 27512), (2896, 24985), (3439, 21040), (3620, 19988), (4208, 17195), (4997, 14480), (5260, 13756), (6878, 10520), (7240, 9994)]