1230456720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1787}}^1$

素因数の和:1973

約数の個数: 160

約数和(自身を含む): 4044026880

約数和(自身を除く): 2813570160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 151, 152, 190, 228, 240, 285, 302, 304, 380, 453, 456, 570, 604, 755, 760, 906, 912, 1140, 1208, 1510, 1520, 1787, 1812, 2265, 2280, 2416, 2869, 3020, 3574, 3624, 4530, 4560, 5361, 5738, 6040, 7148, 7248, 8607, 8935, 9060, 10722, 11476, 12080, 14296, 14345, 17214, 17870, 18120, 21444, 22952, 26805, 28592, 28690, 33953, 34428, 35740, 36240, 42888, 43035, 45904, 53610, 57380, 67906, 68856, 71480, 85776, 86070, 101859, 107220, 114760, 135812, 137712, 142960, 169765, 172140, 203718, 214440, 229520, 269837, 271624, 339530, 344280, 407436, 428880, 509295, 539674, 543248, 679060, 688560, 809511, 814872, 1018590, 1079348, 1349185, 1358120, 1619022, 1629744, 2037180, 2158696, 2698370, 2716240, 3238044, 4047555, 4074360, 4317392, 5126903, 5396740, 6476088, 8095110, 8148720, 10253806, 10793480, 12952176, 15380709, 16190220, 20507612, 21586960, 25634515, 30761418, 32380440, 41015224, 51269030, 61522836, 64760880, 76903545, 82030448, 102538060, 123045672, 153807090, 205076120, 246091344, 307614180, 410152240, 615228360, 1230456720]

約数ペア:

[(1, 1230456720), (2, 615228360), (3, 410152240), (4, 307614180), (5, 246091344), (6, 205076120), (8, 153807090), (10, 123045672), (12, 102538060), (15, 82030448), (16, 76903545), (19, 64760880), (20, 61522836), (24, 51269030), (30, 41015224), (38, 32380440), (40, 30761418), (48, 25634515), (57, 21586960), (60, 20507612), (76, 16190220), (80, 15380709), (95, 12952176), (114, 10793480), (120, 10253806), (151, 8148720), (152, 8095110), (190, 6476088), (228, 5396740), (240, 5126903), (285, 4317392), (302, 4074360), (304, 4047555), (380, 3238044), (453, 2716240), (456, 2698370), (570, 2158696), (604, 2037180), (755, 1629744), (760, 1619022), (906, 1358120), (912, 1349185), (1140, 1079348), (1208, 1018590), (1510, 814872), (1520, 809511), (1787, 688560), (1812, 679060), (2265, 543248), (2280, 539674), (2416, 509295), (2869, 428880), (3020, 407436), (3574, 344280), (3624, 339530), (4530, 271624), (4560, 269837), (5361, 229520), (5738, 214440), (6040, 203718), (7148, 172140), (7248, 169765), (8607, 142960), (8935, 137712), (9060, 135812), (10722, 114760), (11476, 107220), (12080, 101859), (14296, 86070), (14345, 85776), (17214, 71480), (17870, 68856), (18120, 67906), (21444, 57380), (22952, 53610), (26805, 45904), (28592, 43035), (28690, 42888), (33953, 36240), (34428, 35740)]