78771690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1231}}^1$

素因数の和:1329

約数の個数: 80

約数和(自身を含む): 214663680

約数和(自身を除く): 135891990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 81, 90, 135, 158, 162, 237, 270, 395, 405, 474, 711, 790, 810, 1185, 1231, 1422, 2133, 2370, 2462, 3555, 3693, 4266, 6155, 6399, 7110, 7386, 10665, 11079, 12310, 12798, 18465, 21330, 22158, 31995, 33237, 36930, 55395, 63990, 66474, 97249, 99711, 110790, 166185, 194498, 199422, 291747, 332370, 486245, 498555, 583494, 875241, 972490, 997110, 1458735, 1750482, 2625723, 2917470, 4376205, 5251446, 7877169, 8752410, 13128615, 15754338, 26257230, 39385845, 78771690]

約数ペア:

[(1, 78771690), (2, 39385845), (3, 26257230), (5, 15754338), (6, 13128615), (9, 8752410), (10, 7877169), (15, 5251446), (18, 4376205), (27, 2917470), (30, 2625723), (45, 1750482), (54, 1458735), (79, 997110), (81, 972490), (90, 875241), (135, 583494), (158, 498555), (162, 486245), (237, 332370), (270, 291747), (395, 199422), (405, 194498), (474, 166185), (711, 110790), (790, 99711), (810, 97249), (1185, 66474), (1231, 63990), (1422, 55395), (2133, 36930), (2370, 33237), (2462, 31995), (3555, 22158), (3693, 21330), (4266, 18465), (6155, 12798), (6399, 12310), (7110, 11079), (7386, 10665)]