87911100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 216

約数和(自身を含む): 298574640

約数和(自身を除く): 210663540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 53, 57, 60, 75, 76, 90, 95, 97, 100, 106, 114, 150, 159, 171, 180, 190, 194, 212, 225, 228, 265, 285, 291, 300, 318, 342, 380, 388, 450, 475, 477, 485, 530, 570, 582, 636, 684, 795, 855, 873, 900, 950, 954, 970, 1007, 1060, 1140, 1164, 1325, 1425, 1455, 1590, 1710, 1746, 1843, 1900, 1908, 1940, 2014, 2385, 2425, 2650, 2850, 2910, 3021, 3180, 3420, 3492, 3686, 3975, 4028, 4275, 4365, 4770, 4850, 5035, 5141, 5300, 5529, 5700, 5820, 6042, 7275, 7372, 7950, 8550, 8730, 9063, 9215, 9540, 9700, 10070, 10282, 11058, 11925, 12084, 14550, 15105, 15423, 15900, 16587, 17100, 17460, 18126, 18430, 20140, 20564, 21825, 22116, 23850, 25175, 25705, 27645, 29100, 30210, 30846, 33174, 36252, 36860, 43650, 45315, 46075, 46269, 47700, 50350, 51410, 55290, 60420, 61692, 66348, 75525, 77115, 82935, 87300, 90630, 92150, 92538, 97679, 100700, 102820, 110580, 128525, 138225, 151050, 154230, 165870, 181260, 184300, 185076, 195358, 226575, 231345, 257050, 276450, 293037, 302100, 308460, 331740, 385575, 390716, 414675, 453150, 462690, 488395, 514100, 552900, 586074, 771150, 829350, 879111, 906300, 925380, 976790, 1156725, 1172148, 1465185, 1542300, 1658700, 1758222, 1953580, 2313450, 2441975, 2930370, 3516444, 4395555, 4626900, 4883950, 5860740, 7325925, 8791110, 9767900, 14651850, 17582220, 21977775, 29303700, 43955550, 87911100]

約数ペア:

[(1, 87911100), (2, 43955550), (3, 29303700), (4, 21977775), (5, 17582220), (6, 14651850), (9, 9767900), (10, 8791110), (12, 7325925), (15, 5860740), (18, 4883950), (19, 4626900), (20, 4395555), (25, 3516444), (30, 2930370), (36, 2441975), (38, 2313450), (45, 1953580), (50, 1758222), (53, 1658700), (57, 1542300), (60, 1465185), (75, 1172148), (76, 1156725), (90, 976790), (95, 925380), (97, 906300), (100, 879111), (106, 829350), (114, 771150), (150, 586074), (159, 552900), (171, 514100), (180, 488395), (190, 462690), (194, 453150), (212, 414675), (225, 390716), (228, 385575), (265, 331740), (285, 308460), (291, 302100), (300, 293037), (318, 276450), (342, 257050), (380, 231345), (388, 226575), (450, 195358), (475, 185076), (477, 184300), (485, 181260), (530, 165870), (570, 154230), (582, 151050), (636, 138225), (684, 128525), (795, 110580), (855, 102820), (873, 100700), (900, 97679), (950, 92538), (954, 92150), (970, 90630), (1007, 87300), (1060, 82935), (1140, 77115), (1164, 75525), (1325, 66348), (1425, 61692), (1455, 60420), (1590, 55290), (1710, 51410), (1746, 50350), (1843, 47700), (1900, 46269), (1908, 46075), (1940, 45315), (2014, 43650), (2385, 36860), (2425, 36252), (2650, 33174), (2850, 30846), (2910, 30210), (3021, 29100), (3180, 27645), (3420, 25705), (3492, 25175), (3686, 23850), (3975, 22116), (4028, 21825), (4275, 20564), (4365, 20140), (4770, 18430), (4850, 18126), (5035, 17460), (5141, 17100), (5300, 16587), (5529, 15900), (5700, 15423), (5820, 15105), (6042, 14550), (7275, 12084), (7372, 11925), (7950, 11058), (8550, 10282), (8730, 10070), (9063, 9700), (9215, 9540)]