78156720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1579

約数の個数: 120

約数和(自身を含む): 266250816

約数和(自身を除く): 188094096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 120, 144, 146, 180, 219, 240, 292, 360, 365, 438, 584, 657, 720, 730, 876, 1095, 1168, 1314, 1460, 1487, 1752, 2190, 2628, 2920, 2974, 3285, 3504, 4380, 4461, 5256, 5840, 5948, 6570, 7435, 8760, 8922, 10512, 11896, 13140, 13383, 14870, 17520, 17844, 22305, 23792, 26280, 26766, 29740, 35688, 44610, 52560, 53532, 59480, 66915, 71376, 89220, 107064, 108551, 118960, 133830, 178440, 214128, 217102, 267660, 325653, 356880, 434204, 535320, 542755, 651306, 868408, 976959, 1070640, 1085510, 1302612, 1628265, 1736816, 1953918, 2171020, 2605224, 3256530, 3907836, 4342040, 4884795, 5210448, 6513060, 7815672, 8684080, 9769590, 13026120, 15631344, 19539180, 26052240, 39078360, 78156720]

約数ペア:

[(1, 78156720), (2, 39078360), (3, 26052240), (4, 19539180), (5, 15631344), (6, 13026120), (8, 9769590), (9, 8684080), (10, 7815672), (12, 6513060), (15, 5210448), (16, 4884795), (18, 4342040), (20, 3907836), (24, 3256530), (30, 2605224), (36, 2171020), (40, 1953918), (45, 1736816), (48, 1628265), (60, 1302612), (72, 1085510), (73, 1070640), (80, 976959), (90, 868408), (120, 651306), (144, 542755), (146, 535320), (180, 434204), (219, 356880), (240, 325653), (292, 267660), (360, 217102), (365, 214128), (438, 178440), (584, 133830), (657, 118960), (720, 108551), (730, 107064), (876, 89220), (1095, 71376), (1168, 66915), (1314, 59480), (1460, 53532), (1487, 52560), (1752, 44610), (2190, 35688), (2628, 29740), (2920, 26766), (2974, 26280), (3285, 23792), (3504, 22305), (4380, 17844), (4461, 17520), (5256, 14870), (5840, 13383), (5948, 13140), (6570, 11896), (7435, 10512), (8760, 8922)]