15693720123920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{240111997}}^1$

素因数の和:240112072

約数の個数: 80

約数和(自身を含む): 39301531832640

約数和(自身を除く): 23607811708720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 43, 76, 80, 86, 95, 152, 172, 190, 215, 304, 344, 380, 430, 688, 760, 817, 860, 1520, 1634, 1720, 3268, 3440, 4085, 6536, 8170, 13072, 16340, 32680, 65360, 240111997, 480223994, 960447988, 1200559985, 1920895976, 2401119970, 3841791952, 4562127943, 4802239940, 9124255886, 9604479880, 10324815871, 18248511772, 19208959760, 20649631742, 22810639715, 36497023544, 41299263484, 45621279430, 51624079355, 72994047088, 82598526968, 91242558860, 103248158710, 165197053936, 182485117720, 196171501549, 206496317420, 364970235440, 392343003098, 412992634840, 784686006196, 825985269680, 980857507745, 1569372012392, 1961715015490, 3138744024784, 3923430030980, 7846860061960, 15693720123920]

約数ペア:

[(1, 15693720123920), (2, 7846860061960), (4, 3923430030980), (5, 3138744024784), (8, 1961715015490), (10, 1569372012392), (16, 980857507745), (19, 825985269680), (20, 784686006196), (38, 412992634840), (40, 392343003098), (43, 364970235440), (76, 206496317420), (80, 196171501549), (86, 182485117720), (95, 165197053936), (152, 103248158710), (172, 91242558860), (190, 82598526968), (215, 72994047088), (304, 51624079355), (344, 45621279430), (380, 41299263484), (430, 36497023544), (688, 22810639715), (760, 20649631742), (817, 19208959760), (860, 18248511772), (1520, 10324815871), (1634, 9604479880), (1720, 9124255886), (3268, 4802239940), (3440, 4562127943), (4085, 3841791952), (6536, 2401119970), (8170, 1920895976), (13072, 1200559985), (16340, 960447988), (32680, 480223994), (65360, 240111997)]