42684720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13681}}^1$

素因数の和:13710

約数の個数: 80

約数和(自身を含む): 142511712

約数和(自身を除く): 99826992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 13681, 27362, 41043, 54724, 68405, 82086, 109448, 136810, 164172, 177853, 205215, 218896, 273620, 328344, 355706, 410430, 533559, 547240, 656688, 711412, 820860, 889265, 1067118, 1094480, 1422824, 1641720, 1778530, 2134236, 2667795, 2845648, 3283440, 3557060, 4268472, 5335590, 7114120, 8536944, 10671180, 14228240, 21342360, 42684720]

約数ペア:

[(1, 42684720), (2, 21342360), (3, 14228240), (4, 10671180), (5, 8536944), (6, 7114120), (8, 5335590), (10, 4268472), (12, 3557060), (13, 3283440), (15, 2845648), (16, 2667795), (20, 2134236), (24, 1778530), (26, 1641720), (30, 1422824), (39, 1094480), (40, 1067118), (48, 889265), (52, 820860), (60, 711412), (65, 656688), (78, 547240), (80, 533559), (104, 410430), (120, 355706), (130, 328344), (156, 273620), (195, 218896), (208, 205215), (240, 177853), (260, 164172), (312, 136810), (390, 109448), (520, 82086), (624, 68405), (780, 54724), (1040, 41043), (1560, 27362), (3120, 13681)]