66243320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 180411840

約数和(自身を除く): 114168520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 37, 40, 44, 52, 55, 65, 74, 88, 104, 110, 130, 143, 148, 185, 220, 260, 286, 296, 313, 370, 407, 440, 481, 520, 572, 626, 715, 740, 814, 962, 1144, 1252, 1430, 1480, 1565, 1628, 1924, 2035, 2405, 2504, 2860, 3130, 3256, 3443, 3848, 4069, 4070, 4810, 5291, 5720, 6260, 6886, 8138, 8140, 9620, 10582, 11581, 12520, 13772, 16276, 16280, 17215, 19240, 20345, 21164, 23162, 26455, 27544, 32552, 34430, 40690, 42328, 44759, 46324, 52910, 57905, 68860, 81380, 89518, 92648, 105820, 115810, 127391, 137720, 150553, 162760, 179036, 211640, 223795, 231620, 254782, 301106, 358072, 447590, 463240, 509564, 602212, 636955, 752765, 895180, 1019128, 1204424, 1273910, 1505530, 1656083, 1790360, 2547820, 3011060, 3312166, 5095640, 6022120, 6624332, 8280415, 13248664, 16560830, 33121660, 66243320]

約数ペア:

[(1, 66243320), (2, 33121660), (4, 16560830), (5, 13248664), (8, 8280415), (10, 6624332), (11, 6022120), (13, 5095640), (20, 3312166), (22, 3011060), (26, 2547820), (37, 1790360), (40, 1656083), (44, 1505530), (52, 1273910), (55, 1204424), (65, 1019128), (74, 895180), (88, 752765), (104, 636955), (110, 602212), (130, 509564), (143, 463240), (148, 447590), (185, 358072), (220, 301106), (260, 254782), (286, 231620), (296, 223795), (313, 211640), (370, 179036), (407, 162760), (440, 150553), (481, 137720), (520, 127391), (572, 115810), (626, 105820), (715, 92648), (740, 89518), (814, 81380), (962, 68860), (1144, 57905), (1252, 52910), (1430, 46324), (1480, 44759), (1565, 42328), (1628, 40690), (1924, 34430), (2035, 32552), (2405, 27544), (2504, 26455), (2860, 23162), (3130, 21164), (3256, 20345), (3443, 19240), (3848, 17215), (4069, 16280), (4070, 16276), (4810, 13772), (5291, 12520), (5720, 11581), (6260, 10582), (6886, 9620), (8138, 8140)]