278178240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 224

約数和(自身を含む): 945123840

約数和(自身を除く): 666945600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 101, 114, 120, 151, 152, 160, 190, 192, 202, 228, 240, 285, 302, 303, 304, 320, 380, 404, 453, 456, 480, 505, 570, 604, 606, 608, 755, 760, 808, 906, 912, 960, 1010, 1140, 1208, 1212, 1216, 1510, 1515, 1520, 1616, 1812, 1824, 1919, 2020, 2265, 2280, 2416, 2424, 2869, 3020, 3030, 3040, 3232, 3624, 3648, 3838, 4040, 4530, 4560, 4832, 4848, 5738, 5757, 6040, 6060, 6080, 6464, 7248, 7676, 8080, 8607, 9060, 9120, 9595, 9664, 9696, 11476, 11514, 12080, 12120, 14345, 14496, 15251, 15352, 16160, 17214, 18120, 18240, 19190, 19392, 22952, 23028, 24160, 24240, 28690, 28785, 28992, 30502, 30704, 32320, 34428, 36240, 38380, 43035, 45753, 45904, 46056, 48320, 48480, 57380, 57570, 61004, 61408, 68856, 72480, 76255, 76760, 86070, 91506, 91808, 92112, 96960, 114760, 115140, 122008, 122816, 137712, 144960, 152510, 153520, 172140, 183012, 183616, 184224, 228765, 229520, 230280, 244016, 275424, 289769, 305020, 307040, 344280, 366024, 368448, 457530, 459040, 460560, 488032, 550848, 579538, 610040, 614080, 688560, 732048, 869307, 915060, 918080, 921120, 976064, 1159076, 1220080, 1377120, 1448845, 1464096, 1738614, 1830120, 1842240, 2318152, 2440160, 2754240, 2897690, 2928192, 3477228, 3660240, 4346535, 4636304, 4880320, 5795380, 6954456, 7320480, 8693070, 9272608, 11590760, 13908912, 14640960, 17386140, 18545216, 23181520, 27817824, 34772280, 46363040, 55635648, 69544560, 92726080, 139089120, 278178240]

約数ペア:

[(1, 278178240), (2, 139089120), (3, 92726080), (4, 69544560), (5, 55635648), (6, 46363040), (8, 34772280), (10, 27817824), (12, 23181520), (15, 18545216), (16, 17386140), (19, 14640960), (20, 13908912), (24, 11590760), (30, 9272608), (32, 8693070), (38, 7320480), (40, 6954456), (48, 5795380), (57, 4880320), (60, 4636304), (64, 4346535), (76, 3660240), (80, 3477228), (95, 2928192), (96, 2897690), (101, 2754240), (114, 2440160), (120, 2318152), (151, 1842240), (152, 1830120), (160, 1738614), (190, 1464096), (192, 1448845), (202, 1377120), (228, 1220080), (240, 1159076), (285, 976064), (302, 921120), (303, 918080), (304, 915060), (320, 869307), (380, 732048), (404, 688560), (453, 614080), (456, 610040), (480, 579538), (505, 550848), (570, 488032), (604, 460560), (606, 459040), (608, 457530), (755, 368448), (760, 366024), (808, 344280), (906, 307040), (912, 305020), (960, 289769), (1010, 275424), (1140, 244016), (1208, 230280), (1212, 229520), (1216, 228765), (1510, 184224), (1515, 183616), (1520, 183012), (1616, 172140), (1812, 153520), (1824, 152510), (1919, 144960), (2020, 137712), (2265, 122816), (2280, 122008), (2416, 115140), (2424, 114760), (2869, 96960), (3020, 92112), (3030, 91808), (3040, 91506), (3232, 86070), (3624, 76760), (3648, 76255), (3838, 72480), (4040, 68856), (4530, 61408), (4560, 61004), (4832, 57570), (4848, 57380), (5738, 48480), (5757, 48320), (6040, 46056), (6060, 45904), (6080, 45753), (6464, 43035), (7248, 38380), (7676, 36240), (8080, 34428), (8607, 32320), (9060, 30704), (9120, 30502), (9595, 28992), (9664, 28785), (9696, 28690), (11476, 24240), (11514, 24160), (12080, 23028), (12120, 22952), (14345, 19392), (14496, 19190), (15251, 18240), (15352, 18120), (16160, 17214)]