1285716240

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{198413}}^1$

素因数の和:198438

約数の個数: 100

約数和(自身を含む): 4465505484

約数和(自身を除く): 3179789244

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 198413, 396826, 595239, 793652, 992065, 1190478, 1587304, 1785717, 1984130, 2380956, 2976195, 3174608, 3571434, 3968260, 4761912, 5357151, 5952390, 7142868, 7936520, 8928585, 9523824, 10714302, 11904780, 14285736, 15873040, 16071453, 17857170, 21428604, 23809560, 26785755, 28571472, 32142906, 35714340, 42857208, 47619120, 53571510, 64285812, 71428680, 80357265, 85714416, 107143020, 128571624, 142857360, 160714530, 214286040, 257143248, 321429060, 428572080, 642858120, 1285716240]

約数ペア:

[(1, 1285716240), (2, 642858120), (3, 428572080), (4, 321429060), (5, 257143248), (6, 214286040), (8, 160714530), (9, 142857360), (10, 128571624), (12, 107143020), (15, 85714416), (16, 80357265), (18, 71428680), (20, 64285812), (24, 53571510), (27, 47619120), (30, 42857208), (36, 35714340), (40, 32142906), (45, 28571472), (48, 26785755), (54, 23809560), (60, 21428604), (72, 17857170), (80, 16071453), (81, 15873040), (90, 14285736), (108, 11904780), (120, 10714302), (135, 9523824), (144, 8928585), (162, 7936520), (180, 7142868), (216, 5952390), (240, 5357151), (270, 4761912), (324, 3968260), (360, 3571434), (405, 3174608), (432, 2976195), (540, 2380956), (648, 1984130), (720, 1785717), (810, 1587304), (1080, 1190478), (1296, 992065), (1620, 793652), (2160, 595239), (3240, 396826), (6480, 198413)]