72483160

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 167618880

約数和(自身を除く): 95135720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 103, 146, 206, 241, 292, 365, 412, 482, 515, 584, 730, 824, 964, 1030, 1205, 1460, 1928, 2060, 2410, 2920, 4120, 4820, 7519, 9640, 15038, 17593, 24823, 30076, 35186, 37595, 49646, 60152, 70372, 75190, 87965, 99292, 124115, 140744, 150380, 175930, 198584, 248230, 300760, 351860, 496460, 703720, 992920, 1812079, 3624158, 7248316, 9060395, 14496632, 18120790, 36241580, 72483160]

約数ペア:

[(1, 72483160), (2, 36241580), (4, 18120790), (5, 14496632), (8, 9060395), (10, 7248316), (20, 3624158), (40, 1812079), (73, 992920), (103, 703720), (146, 496460), (206, 351860), (241, 300760), (292, 248230), (365, 198584), (412, 175930), (482, 150380), (515, 140744), (584, 124115), (730, 99292), (824, 87965), (964, 75190), (1030, 70372), (1205, 60152), (1460, 49646), (1928, 37595), (2060, 35186), (2410, 30076), (2920, 24823), (4120, 17593), (4820, 15038), (7519, 9640)]