251220996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{23339}}^1$

素因数の和:23385

約数の個数: 72

約数和(自身を含む): 713643840

約数和(自身を除く): 462422844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 10764, 23339, 46678, 70017, 93356, 140034, 210051, 280068, 303407, 420102, 536797, 606814, 840204, 910221, 1073594, 1213628, 1610391, 1820442, 2147188, 2730663, 3220782, 3640884, 4831173, 5461326, 6441564, 6978361, 9662346, 10922652, 13956722, 19324692, 20935083, 27913444, 41870166, 62805249, 83740332, 125610498, 251220996]

約数ペア:

[(1, 251220996), (2, 125610498), (3, 83740332), (4, 62805249), (6, 41870166), (9, 27913444), (12, 20935083), (13, 19324692), (18, 13956722), (23, 10922652), (26, 9662346), (36, 6978361), (39, 6441564), (46, 5461326), (52, 4831173), (69, 3640884), (78, 3220782), (92, 2730663), (117, 2147188), (138, 1820442), (156, 1610391), (207, 1213628), (234, 1073594), (276, 910221), (299, 840204), (414, 606814), (468, 536797), (598, 420102), (828, 303407), (897, 280068), (1196, 210051), (1794, 140034), (2691, 93356), (3588, 70017), (5382, 46678), (10764, 23339)]