87863940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 280687680

約数和(自身を除く): 192823740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 101, 108, 135, 162, 179, 180, 202, 243, 270, 303, 324, 358, 404, 405, 486, 505, 537, 540, 606, 716, 810, 895, 909, 972, 1010, 1074, 1212, 1215, 1515, 1611, 1620, 1790, 1818, 2020, 2148, 2430, 2685, 2727, 3030, 3222, 3580, 3636, 4545, 4833, 4860, 5370, 5454, 6060, 6444, 8055, 8181, 9090, 9666, 10740, 10908, 13635, 14499, 16110, 16362, 18079, 18180, 19332, 24165, 24543, 27270, 28998, 32220, 32724, 36158, 40905, 43497, 48330, 49086, 54237, 54540, 57996, 72316, 72495, 81810, 86994, 90395, 96660, 98172, 108474, 122715, 144990, 162711, 163620, 173988, 180790, 216948, 217485, 245430, 271185, 289980, 325422, 361580, 434970, 488133, 490860, 542370, 650844, 813555, 869940, 976266, 1084740, 1464399, 1627110, 1952532, 2440665, 2928798, 3254220, 4393197, 4881330, 5857596, 7321995, 8786394, 9762660, 14643990, 17572788, 21965985, 29287980, 43931970, 87863940]

約数ペア:

[(1, 87863940), (2, 43931970), (3, 29287980), (4, 21965985), (5, 17572788), (6, 14643990), (9, 9762660), (10, 8786394), (12, 7321995), (15, 5857596), (18, 4881330), (20, 4393197), (27, 3254220), (30, 2928798), (36, 2440665), (45, 1952532), (54, 1627110), (60, 1464399), (81, 1084740), (90, 976266), (101, 869940), (108, 813555), (135, 650844), (162, 542370), (179, 490860), (180, 488133), (202, 434970), (243, 361580), (270, 325422), (303, 289980), (324, 271185), (358, 245430), (404, 217485), (405, 216948), (486, 180790), (505, 173988), (537, 163620), (540, 162711), (606, 144990), (716, 122715), (810, 108474), (895, 98172), (909, 96660), (972, 90395), (1010, 86994), (1074, 81810), (1212, 72495), (1215, 72316), (1515, 57996), (1611, 54540), (1620, 54237), (1790, 49086), (1818, 48330), (2020, 43497), (2148, 40905), (2430, 36158), (2685, 32724), (2727, 32220), (3030, 28998), (3222, 27270), (3580, 24543), (3636, 24165), (4545, 19332), (4833, 18180), (4860, 18079), (5370, 16362), (5454, 16110), (6060, 14499), (6444, 13635), (8055, 10908), (8181, 10740), (9090, 9666)]