244643640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 772623360

約数和(自身を除く): 527979720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 137, 138, 184, 230, 274, 276, 345, 411, 460, 548, 552, 647, 685, 690, 822, 920, 1096, 1294, 1370, 1380, 1644, 1941, 2055, 2588, 2740, 2760, 3151, 3235, 3288, 3882, 4110, 5176, 5480, 6302, 6470, 7764, 8220, 9453, 9705, 12604, 12940, 14881, 15528, 15755, 16440, 18906, 19410, 25208, 25880, 29762, 31510, 37812, 38820, 44643, 47265, 59524, 63020, 74405, 75624, 77640, 88639, 89286, 94530, 119048, 126040, 148810, 177278, 178572, 189060, 223215, 265917, 297620, 354556, 357144, 378120, 443195, 446430, 531834, 595240, 709112, 886390, 892860, 1063668, 1329585, 1772780, 1785720, 2038697, 2127336, 2659170, 3545560, 4077394, 5318340, 6116091, 8154788, 10193485, 10636680, 12232182, 16309576, 20386970, 24464364, 30580455, 40773940, 48928728, 61160910, 81547880, 122321820, 244643640]

約数ペア:

[(1, 244643640), (2, 122321820), (3, 81547880), (4, 61160910), (5, 48928728), (6, 40773940), (8, 30580455), (10, 24464364), (12, 20386970), (15, 16309576), (20, 12232182), (23, 10636680), (24, 10193485), (30, 8154788), (40, 6116091), (46, 5318340), (60, 4077394), (69, 3545560), (92, 2659170), (115, 2127336), (120, 2038697), (137, 1785720), (138, 1772780), (184, 1329585), (230, 1063668), (274, 892860), (276, 886390), (345, 709112), (411, 595240), (460, 531834), (548, 446430), (552, 443195), (647, 378120), (685, 357144), (690, 354556), (822, 297620), (920, 265917), (1096, 223215), (1294, 189060), (1370, 178572), (1380, 177278), (1644, 148810), (1941, 126040), (2055, 119048), (2588, 94530), (2740, 89286), (2760, 88639), (3151, 77640), (3235, 75624), (3288, 74405), (3882, 63020), (4110, 59524), (5176, 47265), (5480, 44643), (6302, 38820), (6470, 37812), (7764, 31510), (8220, 29762), (9453, 25880), (9705, 25208), (12604, 19410), (12940, 18906), (14881, 16440), (15528, 15755)]