281367360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:821

約数の個数: 168

約数和(自身を含む): 975701376

約数和(自身を除く): 694334016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 151, 160, 180, 192, 240, 288, 302, 320, 360, 453, 480, 576, 604, 647, 720, 755, 906, 960, 1208, 1294, 1359, 1440, 1510, 1812, 1941, 2265, 2416, 2588, 2718, 2880, 3020, 3235, 3624, 3882, 4530, 4832, 5176, 5436, 5823, 6040, 6470, 6795, 7248, 7764, 9060, 9664, 9705, 10352, 10872, 11646, 12080, 12940, 13590, 14496, 15528, 18120, 19410, 20704, 21744, 23292, 24160, 25880, 27180, 28992, 29115, 31056, 36240, 38820, 41408, 43488, 46584, 48320, 51760, 54360, 58230, 62112, 72480, 77640, 86976, 93168, 97697, 103520, 108720, 116460, 124224, 144960, 155280, 186336, 195394, 207040, 217440, 232920, 293091, 310560, 372672, 390788, 434880, 465840, 488485, 586182, 621120, 781576, 879273, 931680, 976970, 1172364, 1465455, 1563152, 1758546, 1863360, 1953940, 2344728, 2930910, 3126304, 3517092, 3907880, 4396365, 4689456, 5861820, 6252608, 7034184, 7815760, 8792730, 9378912, 11723640, 14068368, 15631520, 17585460, 18757824, 23447280, 28136736, 31263040, 35170920, 46894560, 56273472, 70341840, 93789120, 140683680, 281367360]

約数ペア:

[(1, 281367360), (2, 140683680), (3, 93789120), (4, 70341840), (5, 56273472), (6, 46894560), (8, 35170920), (9, 31263040), (10, 28136736), (12, 23447280), (15, 18757824), (16, 17585460), (18, 15631520), (20, 14068368), (24, 11723640), (30, 9378912), (32, 8792730), (36, 7815760), (40, 7034184), (45, 6252608), (48, 5861820), (60, 4689456), (64, 4396365), (72, 3907880), (80, 3517092), (90, 3126304), (96, 2930910), (120, 2344728), (144, 1953940), (151, 1863360), (160, 1758546), (180, 1563152), (192, 1465455), (240, 1172364), (288, 976970), (302, 931680), (320, 879273), (360, 781576), (453, 621120), (480, 586182), (576, 488485), (604, 465840), (647, 434880), (720, 390788), (755, 372672), (906, 310560), (960, 293091), (1208, 232920), (1294, 217440), (1359, 207040), (1440, 195394), (1510, 186336), (1812, 155280), (1941, 144960), (2265, 124224), (2416, 116460), (2588, 108720), (2718, 103520), (2880, 97697), (3020, 93168), (3235, 86976), (3624, 77640), (3882, 72480), (4530, 62112), (4832, 58230), (5176, 54360), (5436, 51760), (5823, 48320), (6040, 46584), (6470, 43488), (6795, 41408), (7248, 38820), (7764, 36240), (9060, 31056), (9664, 29115), (9705, 28992), (10352, 27180), (10872, 25880), (11646, 24160), (12080, 23292), (12940, 21744), (13590, 20704), (14496, 19410), (15528, 18120)]