18790789080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{5711}}^1\times {\mathrm{3917}}^1$

素因数の和:9649

約数の個数: 128

約数和(自身を含む): 64453294080

約数和(自身を除く): 45662505000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3917, 5711, 7834, 11422, 11751, 15668, 17133, 19585, 22844, 23502, 27419, 28555, 31336, 34266, 39170, 39977, 45688, 47004, 54838, 57110, 58755, 68532, 78340, 79954, 82257, 85665, 94008, 109676, 114220, 117510, 119931, 137064, 137095, 156680, 159908, 164514, 171330, 199885, 219352, 228440, 235020, 239862, 274190, 319816, 329028, 342660, 399770, 411285, 470040, 479724, 548380, 599655, 658056, 685320, 799540, 822570, 959448, 1096760, 1199310, 1599080, 1645140, 2398620, 3290280, 4797240, 22369987, 44739974, 67109961, 89479948, 111849935, 134219922, 156589909, 178959896, 223699870, 268439844, 313179818, 335549805, 447399740, 469769727, 536879688, 626359636, 671099610, 782949545, 894799480, 939539454, 1252719272, 1342199220, 1565899090, 1879078908, 2348848635, 2684398440, 3131798180, 3758157816, 4697697270, 6263596360, 9395394540, 18790789080]

約数ペア:

[(1, 18790789080), (2, 9395394540), (3, 6263596360), (4, 4697697270), (5, 3758157816), (6, 3131798180), (7, 2684398440), (8, 2348848635), (10, 1879078908), (12, 1565899090), (14, 1342199220), (15, 1252719272), (20, 939539454), (21, 894799480), (24, 782949545), (28, 671099610), (30, 626359636), (35, 536879688), (40, 469769727), (42, 447399740), (56, 335549805), (60, 313179818), (70, 268439844), (84, 223699870), (105, 178959896), (120, 156589909), (140, 134219922), (168, 111849935), (210, 89479948), (280, 67109961), (420, 44739974), (840, 22369987), (3917, 4797240), (5711, 3290280), (7834, 2398620), (11422, 1645140), (11751, 1599080), (15668, 1199310), (17133, 1096760), (19585, 959448), (22844, 822570), (23502, 799540), (27419, 685320), (28555, 658056), (31336, 599655), (34266, 548380), (39170, 479724), (39977, 470040), (45688, 411285), (47004, 399770), (54838, 342660), (57110, 329028), (58755, 319816), (68532, 274190), (78340, 239862), (79954, 235020), (82257, 228440), (85665, 219352), (94008, 199885), (109676, 171330), (114220, 164514), (117510, 159908), (119931, 156680), (137064, 137095)]