40616820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 132088320

約数和(自身を除く): 91471500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 31, 36, 45, 58, 60, 62, 87, 90, 93, 116, 124, 145, 155, 174, 180, 186, 251, 261, 279, 290, 310, 348, 372, 435, 465, 502, 522, 558, 580, 620, 753, 870, 899, 930, 1004, 1044, 1116, 1255, 1305, 1395, 1506, 1740, 1798, 1860, 2259, 2510, 2610, 2697, 2790, 3012, 3596, 3765, 4495, 4518, 5020, 5220, 5394, 5580, 7279, 7530, 7781, 8091, 8990, 9036, 10788, 11295, 13485, 14558, 15060, 15562, 16182, 17980, 21837, 22590, 23343, 26970, 29116, 31124, 32364, 36395, 38905, 40455, 43674, 45180, 46686, 53940, 65511, 70029, 72790, 77810, 80910, 87348, 93372, 109185, 116715, 131022, 140058, 145580, 155620, 161820, 218370, 225649, 233430, 262044, 280116, 327555, 350145, 436740, 451298, 466860, 655110, 676947, 700290, 902596, 1128245, 1310220, 1353894, 1400580, 2030841, 2256490, 2707788, 3384735, 4061682, 4512980, 6769470, 8123364, 10154205, 13538940, 20308410, 40616820]

約数ペア:

[(1, 40616820), (2, 20308410), (3, 13538940), (4, 10154205), (5, 8123364), (6, 6769470), (9, 4512980), (10, 4061682), (12, 3384735), (15, 2707788), (18, 2256490), (20, 2030841), (29, 1400580), (30, 1353894), (31, 1310220), (36, 1128245), (45, 902596), (58, 700290), (60, 676947), (62, 655110), (87, 466860), (90, 451298), (93, 436740), (116, 350145), (124, 327555), (145, 280116), (155, 262044), (174, 233430), (180, 225649), (186, 218370), (251, 161820), (261, 155620), (279, 145580), (290, 140058), (310, 131022), (348, 116715), (372, 109185), (435, 93372), (465, 87348), (502, 80910), (522, 77810), (558, 72790), (580, 70029), (620, 65511), (753, 53940), (870, 46686), (899, 45180), (930, 43674), (1004, 40455), (1044, 38905), (1116, 36395), (1255, 32364), (1305, 31124), (1395, 29116), (1506, 26970), (1740, 23343), (1798, 22590), (1860, 21837), (2259, 17980), (2510, 16182), (2610, 15562), (2697, 15060), (2790, 14558), (3012, 13485), (3596, 11295), (3765, 10788), (4495, 9036), (4518, 8990), (5020, 8091), (5220, 7781), (5394, 7530), (5580, 7279)]