12898077280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{3851}}^1$

素因数の和:4061

約数の個数: 144

約数和(自身を含む): 33696047952

約数和(自身を除く): 20797970672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 173, 176, 220, 242, 346, 352, 440, 484, 605, 692, 865, 880, 968, 1210, 1384, 1730, 1760, 1903, 1936, 2420, 2768, 3460, 3806, 3851, 3872, 4840, 5536, 6920, 7612, 7702, 9515, 9680, 13840, 15224, 15404, 19030, 19255, 19360, 20933, 27680, 30448, 30808, 38060, 38510, 41866, 42361, 60896, 61616, 76120, 77020, 83732, 84722, 104665, 123232, 152240, 154040, 167464, 169444, 209330, 211805, 304480, 308080, 334928, 338888, 418660, 423610, 465971, 616160, 666223, 669856, 677776, 837320, 847220, 931942, 1332446, 1355552, 1674640, 1694440, 1863884, 2329855, 2664892, 3331115, 3349280, 3388880, 3727768, 4659710, 5329784, 6662230, 6777760, 7328453, 7455536, 9319420, 10659568, 13324460, 14656906, 14911072, 18638840, 21319136, 26648920, 29313812, 36642265, 37277680, 53297840, 58627624, 73284530, 74555360, 80612983, 106595680, 117255248, 146569060, 161225966, 234510496, 293138120, 322451932, 403064915, 586276240, 644903864, 806129830, 1172552480, 1289807728, 1612259660, 2579615456, 3224519320, 6449038640, 12898077280]

約数ペア:

[(1, 12898077280), (2, 6449038640), (4, 3224519320), (5, 2579615456), (8, 1612259660), (10, 1289807728), (11, 1172552480), (16, 806129830), (20, 644903864), (22, 586276240), (32, 403064915), (40, 322451932), (44, 293138120), (55, 234510496), (80, 161225966), (88, 146569060), (110, 117255248), (121, 106595680), (160, 80612983), (173, 74555360), (176, 73284530), (220, 58627624), (242, 53297840), (346, 37277680), (352, 36642265), (440, 29313812), (484, 26648920), (605, 21319136), (692, 18638840), (865, 14911072), (880, 14656906), (968, 13324460), (1210, 10659568), (1384, 9319420), (1730, 7455536), (1760, 7328453), (1903, 6777760), (1936, 6662230), (2420, 5329784), (2768, 4659710), (3460, 3727768), (3806, 3388880), (3851, 3349280), (3872, 3331115), (4840, 2664892), (5536, 2329855), (6920, 1863884), (7612, 1694440), (7702, 1674640), (9515, 1355552), (9680, 1332446), (13840, 931942), (15224, 847220), (15404, 837320), (19030, 677776), (19255, 669856), (19360, 666223), (20933, 616160), (27680, 465971), (30448, 423610), (30808, 418660), (38060, 338888), (38510, 334928), (41866, 308080), (42361, 304480), (60896, 211805), (61616, 209330), (76120, 169444), (77020, 167464), (83732, 154040), (84722, 152240), (104665, 123232)]