1870854975

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1867

約数の個数: 120

約数和(自身を含む): 3863109888

約数和(自身を除く): 1992254913

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 47, 55, 75, 81, 99, 135, 141, 165, 225, 235, 275, 297, 405, 423, 495, 517, 675, 705, 825, 891, 1175, 1269, 1485, 1551, 1787, 2025, 2115, 2475, 2585, 3525, 3807, 4455, 4653, 5361, 6345, 7425, 7755, 8935, 10575, 12925, 13959, 16083, 19035, 19657, 22275, 23265, 26805, 31725, 38775, 41877, 44675, 48249, 58971, 69795, 80415, 83989, 95175, 98285, 116325, 134025, 144747, 176913, 209385, 241245, 251967, 294855, 348975, 402075, 419945, 491425, 530739, 723735, 755901, 884565, 923879, 1046925, 1206225, 1259835, 1474275, 1592217, 2099725, 2267703, 2653695, 2771637, 3618675, 3779505, 4422825, 4619395, 6299175, 6803109, 7961085, 8314911, 11338515, 13268475, 13858185, 18897525, 23096975, 24944733, 34015545, 39805425, 41574555, 56692575, 69290925, 74834199, 124723665, 170077725, 207872775, 374170995, 623618325, 1870854975]

約数ペア:

[(1, 1870854975), (3, 623618325), (5, 374170995), (9, 207872775), (11, 170077725), (15, 124723665), (25, 74834199), (27, 69290925), (33, 56692575), (45, 41574555), (47, 39805425), (55, 34015545), (75, 24944733), (81, 23096975), (99, 18897525), (135, 13858185), (141, 13268475), (165, 11338515), (225, 8314911), (235, 7961085), (275, 6803109), (297, 6299175), (405, 4619395), (423, 4422825), (495, 3779505), (517, 3618675), (675, 2771637), (705, 2653695), (825, 2267703), (891, 2099725), (1175, 1592217), (1269, 1474275), (1485, 1259835), (1551, 1206225), (1787, 1046925), (2025, 923879), (2115, 884565), (2475, 755901), (2585, 723735), (3525, 530739), (3807, 491425), (4455, 419945), (4653, 402075), (5361, 348975), (6345, 294855), (7425, 251967), (7755, 241245), (8935, 209385), (10575, 176913), (12925, 144747), (13959, 134025), (16083, 116325), (19035, 98285), (19657, 95175), (22275, 83989), (23265, 80415), (26805, 69795), (31725, 58971), (38775, 48249), (41877, 44675)]