141221520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1621}}^1$

素因数の和:1662

約数の個数: 180

約数和(自身を含む): 521625468

約数和(自身を除く): 380403948

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1621, 1815, 1936, 1980, 2178, 2420, 2640, 2904, 3242, 3630, 3960, 4356, 4840, 4863, 5445, 5808, 6484, 7260, 7920, 8105, 8712, 9680, 9726, 10890, 12968, 14520, 14589, 16210, 17424, 17831, 19452, 21780, 24315, 25936, 29040, 29178, 32420, 35662, 38904, 43560, 48630, 53493, 58356, 64840, 71324, 72945, 77808, 87120, 89155, 97260, 106986, 116712, 129680, 142648, 145890, 160479, 178310, 194520, 196141, 213972, 233424, 267465, 285296, 291780, 320958, 356620, 389040, 392282, 427944, 534930, 583560, 588423, 641916, 713240, 784564, 802395, 855888, 980705, 1069860, 1167120, 1176846, 1283832, 1426480, 1569128, 1604790, 1765269, 1961410, 2139720, 2353692, 2567664, 2942115, 3138256, 3209580, 3530538, 3922820, 4279440, 4707384, 5884230, 6419160, 7061076, 7845640, 8826345, 9414768, 11768460, 12838320, 14122152, 15691280, 17652690, 23536920, 28244304, 35305380, 47073840, 70610760, 141221520]

約数ペア:

[(1, 141221520), (2, 70610760), (3, 47073840), (4, 35305380), (5, 28244304), (6, 23536920), (8, 17652690), (9, 15691280), (10, 14122152), (11, 12838320), (12, 11768460), (15, 9414768), (16, 8826345), (18, 7845640), (20, 7061076), (22, 6419160), (24, 5884230), (30, 4707384), (33, 4279440), (36, 3922820), (40, 3530538), (44, 3209580), (45, 3138256), (48, 2942115), (55, 2567664), (60, 2353692), (66, 2139720), (72, 1961410), (80, 1765269), (88, 1604790), (90, 1569128), (99, 1426480), (110, 1283832), (120, 1176846), (121, 1167120), (132, 1069860), (144, 980705), (165, 855888), (176, 802395), (180, 784564), (198, 713240), (220, 641916), (240, 588423), (242, 583560), (264, 534930), (330, 427944), (360, 392282), (363, 389040), (396, 356620), (440, 320958), (484, 291780), (495, 285296), (528, 267465), (605, 233424), (660, 213972), (720, 196141), (726, 194520), (792, 178310), (880, 160479), (968, 145890), (990, 142648), (1089, 129680), (1210, 116712), (1320, 106986), (1452, 97260), (1584, 89155), (1621, 87120), (1815, 77808), (1936, 72945), (1980, 71324), (2178, 64840), (2420, 58356), (2640, 53493), (2904, 48630), (3242, 43560), (3630, 38904), (3960, 35662), (4356, 32420), (4840, 29178), (4863, 29040), (5445, 25936), (5808, 24315), (6484, 21780), (7260, 19452), (7920, 17831), (8105, 17424), (8712, 16210), (9680, 14589), (9726, 14520), (10890, 12968)]