277495380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2054

約数の個数: 144

約数和(自身を含む): 908107200

約数和(自身を除く): 630611820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 41, 45, 57, 60, 76, 82, 90, 95, 114, 123, 164, 171, 180, 190, 205, 228, 246, 285, 342, 369, 380, 410, 492, 570, 615, 684, 738, 779, 820, 855, 1140, 1230, 1476, 1558, 1710, 1845, 1979, 2337, 2460, 3116, 3420, 3690, 3895, 3958, 4674, 5937, 7011, 7380, 7790, 7916, 9348, 9895, 11685, 11874, 14022, 15580, 17811, 19790, 23370, 23748, 28044, 29685, 35055, 35622, 37601, 39580, 46740, 59370, 70110, 71244, 75202, 81139, 89055, 112803, 118740, 140220, 150404, 162278, 178110, 188005, 225606, 243417, 324556, 338409, 356220, 376010, 405695, 451212, 486834, 564015, 676818, 730251, 752020, 811390, 973668, 1128030, 1217085, 1353636, 1460502, 1541641, 1622780, 1692045, 2256060, 2434170, 2921004, 3083282, 3384090, 3651255, 4624923, 4868340, 6166564, 6768180, 7302510, 7708205, 9249846, 13874769, 14605020, 15416410, 18499692, 23124615, 27749538, 30832820, 46249230, 55499076, 69373845, 92498460, 138747690, 277495380]

約数ペア:

[(1, 277495380), (2, 138747690), (3, 92498460), (4, 69373845), (5, 55499076), (6, 46249230), (9, 30832820), (10, 27749538), (12, 23124615), (15, 18499692), (18, 15416410), (19, 14605020), (20, 13874769), (30, 9249846), (36, 7708205), (38, 7302510), (41, 6768180), (45, 6166564), (57, 4868340), (60, 4624923), (76, 3651255), (82, 3384090), (90, 3083282), (95, 2921004), (114, 2434170), (123, 2256060), (164, 1692045), (171, 1622780), (180, 1541641), (190, 1460502), (205, 1353636), (228, 1217085), (246, 1128030), (285, 973668), (342, 811390), (369, 752020), (380, 730251), (410, 676818), (492, 564015), (570, 486834), (615, 451212), (684, 405695), (738, 376010), (779, 356220), (820, 338409), (855, 324556), (1140, 243417), (1230, 225606), (1476, 188005), (1558, 178110), (1710, 162278), (1845, 150404), (1979, 140220), (2337, 118740), (2460, 112803), (3116, 89055), (3420, 81139), (3690, 75202), (3895, 71244), (3958, 70110), (4674, 59370), (5937, 46740), (7011, 39580), (7380, 37601), (7790, 35622), (7916, 35055), (9348, 29685), (9895, 28044), (11685, 23748), (11874, 23370), (14022, 19790), (15580, 17811)]