1287383250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 3311642880

約数和(自身を除く): 2024259630

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 106, 125, 139, 150, 159, 233, 250, 265, 278, 318, 375, 417, 466, 530, 695, 699, 750, 795, 834, 1165, 1325, 1390, 1398, 1590, 2085, 2330, 2650, 3475, 3495, 3975, 4170, 5825, 6625, 6950, 6990, 7367, 7950, 10425, 11650, 12349, 13250, 14734, 17375, 17475, 19875, 20850, 22101, 24698, 29125, 32387, 34750, 34950, 36835, 37047, 39750, 44202, 52125, 58250, 61745, 64774, 73670, 74094, 87375, 97161, 104250, 110505, 123490, 161935, 174750, 184175, 185235, 194322, 221010, 308725, 323870, 368350, 370470, 485805, 552525, 617450, 809675, 920875, 926175, 971610, 1105050, 1543625, 1619350, 1716511, 1841750, 1852350, 2429025, 2762625, 3087250, 3433022, 4048375, 4630875, 4858050, 5149533, 5525250, 8096750, 8582555, 9261750, 10299066, 12145125, 17165110, 24290250, 25747665, 42912775, 51495330, 85825550, 128738325, 214563875, 257476650, 429127750, 643691625, 1287383250]

約数ペア:

[(1, 1287383250), (2, 643691625), (3, 429127750), (5, 257476650), (6, 214563875), (10, 128738325), (15, 85825550), (25, 51495330), (30, 42912775), (50, 25747665), (53, 24290250), (75, 17165110), (106, 12145125), (125, 10299066), (139, 9261750), (150, 8582555), (159, 8096750), (233, 5525250), (250, 5149533), (265, 4858050), (278, 4630875), (318, 4048375), (375, 3433022), (417, 3087250), (466, 2762625), (530, 2429025), (695, 1852350), (699, 1841750), (750, 1716511), (795, 1619350), (834, 1543625), (1165, 1105050), (1325, 971610), (1390, 926175), (1398, 920875), (1590, 809675), (2085, 617450), (2330, 552525), (2650, 485805), (3475, 370470), (3495, 368350), (3975, 323870), (4170, 308725), (5825, 221010), (6625, 194322), (6950, 185235), (6990, 184175), (7367, 174750), (7950, 161935), (10425, 123490), (11650, 110505), (12349, 104250), (13250, 97161), (14734, 87375), (17375, 74094), (17475, 73670), (19875, 64774), (20850, 61745), (22101, 58250), (24698, 52125), (29125, 44202), (32387, 39750), (34750, 37047), (34950, 36835)]