81740340

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 284662560

約数和(自身を除く): 202922220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 139, 162, 165, 180, 198, 220, 242, 243, 270, 278, 297, 324, 330, 363, 396, 405, 417, 484, 486, 495, 540, 556, 594, 605, 660, 695, 726, 810, 834, 891, 972, 990, 1089, 1188, 1210, 1215, 1251, 1390, 1452, 1485, 1529, 1620, 1668, 1782, 1815, 1980, 2085, 2178, 2420, 2430, 2502, 2673, 2780, 2970, 3058, 3267, 3564, 3630, 3753, 4170, 4356, 4455, 4587, 4860, 5004, 5346, 5445, 5940, 6116, 6255, 6534, 7260, 7506, 7645, 8340, 8910, 9174, 9801, 10692, 10890, 11259, 12510, 13068, 13365, 13761, 15012, 15290, 16335, 16819, 17820, 18348, 18765, 19602, 21780, 22518, 22935, 25020, 26730, 27522, 29403, 30580, 32670, 33638, 33777, 37530, 39204, 41283, 45036, 45870, 49005, 50457, 53460, 55044, 56295, 58806, 65340, 67276, 67554, 68805, 75060, 82566, 84095, 91740, 98010, 100914, 112590, 117612, 123849, 135108, 137610, 147015, 151371, 165132, 168190, 168885, 196020, 201828, 206415, 225180, 247698, 252285, 275220, 294030, 302742, 336380, 337770, 371547, 412830, 454113, 495396, 504570, 588060, 605484, 619245, 675540, 743094, 756855, 825660, 908226, 1009140, 1238490, 1362339, 1486188, 1513710, 1816452, 1857735, 2270565, 2476980, 2724678, 3027420, 3715470, 4087017, 4541130, 5449356, 6811695, 7430940, 8174034, 9082260, 13623390, 16348068, 20435085, 27246780, 40870170, 81740340]

約数ペア:

[(1, 81740340), (2, 40870170), (3, 27246780), (4, 20435085), (5, 16348068), (6, 13623390), (9, 9082260), (10, 8174034), (11, 7430940), (12, 6811695), (15, 5449356), (18, 4541130), (20, 4087017), (22, 3715470), (27, 3027420), (30, 2724678), (33, 2476980), (36, 2270565), (44, 1857735), (45, 1816452), (54, 1513710), (55, 1486188), (60, 1362339), (66, 1238490), (81, 1009140), (90, 908226), (99, 825660), (108, 756855), (110, 743094), (121, 675540), (132, 619245), (135, 605484), (139, 588060), (162, 504570), (165, 495396), (180, 454113), (198, 412830), (220, 371547), (242, 337770), (243, 336380), (270, 302742), (278, 294030), (297, 275220), (324, 252285), (330, 247698), (363, 225180), (396, 206415), (405, 201828), (417, 196020), (484, 168885), (486, 168190), (495, 165132), (540, 151371), (556, 147015), (594, 137610), (605, 135108), (660, 123849), (695, 117612), (726, 112590), (810, 100914), (834, 98010), (891, 91740), (972, 84095), (990, 82566), (1089, 75060), (1188, 68805), (1210, 67554), (1215, 67276), (1251, 65340), (1390, 58806), (1452, 56295), (1485, 55044), (1529, 53460), (1620, 50457), (1668, 49005), (1782, 45870), (1815, 45036), (1980, 41283), (2085, 39204), (2178, 37530), (2420, 33777), (2430, 33638), (2502, 32670), (2673, 30580), (2780, 29403), (2970, 27522), (3058, 26730), (3267, 25020), (3564, 22935), (3630, 22518), (3753, 21780), (4170, 19602), (4356, 18765), (4455, 18348), (4587, 17820), (4860, 16819), (5004, 16335), (5346, 15290), (5445, 15012), (5940, 13761), (6116, 13365), (6255, 13068), (6534, 12510), (7260, 11259), (7506, 10890), (7645, 10692), (8340, 9801), (8910, 9174)]