663017450984

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1\times {\mathrm{2311}}^1$

素因数の和:3071

約数の個数: 128

約数和(自身を含む): 1463027681280

約数和(自身を除く): 800010230296

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 283, 301, 344, 421, 566, 602, 842, 1132, 1204, 1684, 1981, 2264, 2311, 2408, 2947, 3368, 3962, 4622, 5894, 7924, 9244, 11788, 12169, 15848, 16177, 18103, 18488, 23576, 24338, 32354, 36206, 48676, 64708, 72412, 85183, 97352, 99373, 119143, 126721, 129416, 144824, 170366, 198746, 238286, 253442, 340732, 397492, 476572, 506884, 654013, 681464, 695611, 794984, 834001, 953144, 972931, 1013768, 1308026, 1391222, 1668002, 1945862, 2616052, 2782444, 3336004, 3891724, 4578091, 5123149, 5232104, 5564888, 6672008, 6810517, 7783448, 9156182, 10246298, 13621034, 18312364, 20492596, 27242068, 28122559, 35862043, 36624728, 40985192, 41836033, 54484136, 56245118, 71724086, 83672066, 112490236, 143448172, 167344132, 196857913, 224980472, 275339473, 286896344, 292852231, 334688264, 393715826, 550678946, 585704462, 787431652, 1101357892, 1171408924, 1574863304, 1927376311, 2202715784, 2342817848, 3854752622, 7709505244, 11839597339, 15419010488, 23679194678, 47358389356, 82877181373, 94716778712, 165754362746, 331508725492, 663017450984]

約数ペア:

[(1, 663017450984), (2, 331508725492), (4, 165754362746), (7, 94716778712), (8, 82877181373), (14, 47358389356), (28, 23679194678), (43, 15419010488), (56, 11839597339), (86, 7709505244), (172, 3854752622), (283, 2342817848), (301, 2202715784), (344, 1927376311), (421, 1574863304), (566, 1171408924), (602, 1101357892), (842, 787431652), (1132, 585704462), (1204, 550678946), (1684, 393715826), (1981, 334688264), (2264, 292852231), (2311, 286896344), (2408, 275339473), (2947, 224980472), (3368, 196857913), (3962, 167344132), (4622, 143448172), (5894, 112490236), (7924, 83672066), (9244, 71724086), (11788, 56245118), (12169, 54484136), (15848, 41836033), (16177, 40985192), (18103, 36624728), (18488, 35862043), (23576, 28122559), (24338, 27242068), (32354, 20492596), (36206, 18312364), (48676, 13621034), (64708, 10246298), (72412, 9156182), (85183, 7783448), (97352, 6810517), (99373, 6672008), (119143, 5564888), (126721, 5232104), (129416, 5123149), (144824, 4578091), (170366, 3891724), (198746, 3336004), (238286, 2782444), (253442, 2616052), (340732, 1945862), (397492, 1668002), (476572, 1391222), (506884, 1308026), (654013, 1013768), (681464, 972931), (695611, 953144), (794984, 834001)]