127982556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 144

約数和(自身を含む): 377613600

約数和(自身を除く): 249631044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 37, 38, 39, 52, 57, 74, 76, 78, 111, 114, 117, 148, 156, 171, 222, 228, 234, 247, 333, 342, 389, 444, 468, 481, 494, 666, 684, 703, 741, 778, 962, 988, 1167, 1332, 1406, 1443, 1482, 1556, 1924, 2109, 2223, 2334, 2812, 2886, 2964, 3501, 4218, 4329, 4446, 4668, 5057, 5772, 6327, 7002, 7391, 8436, 8658, 8892, 9139, 10114, 12654, 14004, 14393, 14782, 15171, 17316, 18278, 20228, 22173, 25308, 27417, 28786, 29564, 30342, 36556, 43179, 44346, 45513, 54834, 57572, 60684, 66519, 82251, 86358, 88692, 91026, 96083, 109668, 129537, 133038, 164502, 172716, 182052, 187109, 192166, 259074, 266076, 273467, 288249, 329004, 374218, 384332, 518148, 546934, 561327, 576498, 748436, 820401, 864747, 1093868, 1122654, 1152996, 1640802, 1683981, 1729494, 2245308, 2461203, 3281604, 3367962, 3458988, 3555071, 4922406, 6735924, 7110142, 9844812, 10665213, 14220284, 21330426, 31995639, 42660852, 63991278, 127982556]

約数ペア:

[(1, 127982556), (2, 63991278), (3, 42660852), (4, 31995639), (6, 21330426), (9, 14220284), (12, 10665213), (13, 9844812), (18, 7110142), (19, 6735924), (26, 4922406), (36, 3555071), (37, 3458988), (38, 3367962), (39, 3281604), (52, 2461203), (57, 2245308), (74, 1729494), (76, 1683981), (78, 1640802), (111, 1152996), (114, 1122654), (117, 1093868), (148, 864747), (156, 820401), (171, 748436), (222, 576498), (228, 561327), (234, 546934), (247, 518148), (333, 384332), (342, 374218), (389, 329004), (444, 288249), (468, 273467), (481, 266076), (494, 259074), (666, 192166), (684, 187109), (703, 182052), (741, 172716), (778, 164502), (962, 133038), (988, 129537), (1167, 109668), (1332, 96083), (1406, 91026), (1443, 88692), (1482, 86358), (1556, 82251), (1924, 66519), (2109, 60684), (2223, 57572), (2334, 54834), (2812, 45513), (2886, 44346), (2964, 43179), (3501, 36556), (4218, 30342), (4329, 29564), (4446, 28786), (4668, 27417), (5057, 25308), (5772, 22173), (6327, 20228), (7002, 18278), (7391, 17316), (8436, 15171), (8658, 14782), (8892, 14393), (9139, 14004), (10114, 12654)]