140778240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 457741536

約数和(自身を除く): 316963296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 601, 610, 640, 732, 768, 915, 960, 976, 1202, 1220, 1280, 1464, 1803, 1830, 1920, 1952, 2404, 2440, 2928, 3005, 3606, 3660, 3840, 3904, 4808, 4880, 5856, 6010, 7212, 7320, 7808, 9015, 9616, 9760, 11712, 12020, 14424, 14640, 15616, 18030, 19232, 19520, 23424, 24040, 28848, 29280, 36060, 36661, 38464, 39040, 46848, 48080, 57696, 58560, 72120, 73322, 76928, 78080, 96160, 109983, 115392, 117120, 144240, 146644, 153856, 183305, 192320, 219966, 230784, 234240, 288480, 293288, 366610, 384640, 439932, 461568, 549915, 576960, 586576, 733220, 769280, 879864, 1099830, 1153920, 1173152, 1466440, 1759728, 2199660, 2307840, 2346304, 2932880, 3519456, 4399320, 4692608, 5865760, 7038912, 8798640, 9385216, 11731520, 14077824, 17597280, 23463040, 28155648, 35194560, 46926080, 70389120, 140778240]

約数ペア:

[(1, 140778240), (2, 70389120), (3, 46926080), (4, 35194560), (5, 28155648), (6, 23463040), (8, 17597280), (10, 14077824), (12, 11731520), (15, 9385216), (16, 8798640), (20, 7038912), (24, 5865760), (30, 4692608), (32, 4399320), (40, 3519456), (48, 2932880), (60, 2346304), (61, 2307840), (64, 2199660), (80, 1759728), (96, 1466440), (120, 1173152), (122, 1153920), (128, 1099830), (160, 879864), (183, 769280), (192, 733220), (240, 586576), (244, 576960), (256, 549915), (305, 461568), (320, 439932), (366, 384640), (384, 366610), (480, 293288), (488, 288480), (601, 234240), (610, 230784), (640, 219966), (732, 192320), (768, 183305), (915, 153856), (960, 146644), (976, 144240), (1202, 117120), (1220, 115392), (1280, 109983), (1464, 96160), (1803, 78080), (1830, 76928), (1920, 73322), (1952, 72120), (2404, 58560), (2440, 57696), (2928, 48080), (3005, 46848), (3606, 39040), (3660, 38464), (3840, 36661), (3904, 36060), (4808, 29280), (4880, 28848), (5856, 24040), (6010, 23424), (7212, 19520), (7320, 19232), (7808, 18030), (9015, 15616), (9616, 14640), (9760, 14424), (11712, 12020)]