81708930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{673}}^1$

素因数の和:776

約数の個数: 96

約数和(自身を含む): 227111040

約数和(自身を除く): 145402110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 71, 90, 95, 114, 142, 171, 190, 213, 285, 342, 355, 426, 570, 639, 673, 710, 855, 1065, 1278, 1346, 1349, 1710, 2019, 2130, 2698, 3195, 3365, 4038, 4047, 6057, 6390, 6730, 6745, 8094, 10095, 12114, 12141, 12787, 13490, 20190, 20235, 24282, 25574, 30285, 38361, 40470, 47783, 60570, 60705, 63935, 76722, 95566, 115083, 121410, 127870, 143349, 191805, 230166, 238915, 286698, 383610, 430047, 477830, 575415, 716745, 860094, 907877, 1150830, 1433490, 1815754, 2150235, 2723631, 4300470, 4539385, 5447262, 8170893, 9078770, 13618155, 16341786, 27236310, 40854465, 81708930]

約数ペア:

[(1, 81708930), (2, 40854465), (3, 27236310), (5, 16341786), (6, 13618155), (9, 9078770), (10, 8170893), (15, 5447262), (18, 4539385), (19, 4300470), (30, 2723631), (38, 2150235), (45, 1815754), (57, 1433490), (71, 1150830), (90, 907877), (95, 860094), (114, 716745), (142, 575415), (171, 477830), (190, 430047), (213, 383610), (285, 286698), (342, 238915), (355, 230166), (426, 191805), (570, 143349), (639, 127870), (673, 121410), (710, 115083), (855, 95566), (1065, 76722), (1278, 63935), (1346, 60705), (1349, 60570), (1710, 47783), (2019, 40470), (2130, 38361), (2698, 30285), (3195, 25574), (3365, 24282), (4038, 20235), (4047, 20190), (6057, 13490), (6390, 12787), (6730, 12141), (6745, 12114), (8094, 10095)]