8159970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 128

約数和(自身を含む): 24998400

約数和(自身を除く): 16838430

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 61, 65, 70, 78, 91, 98, 105, 122, 130, 147, 182, 183, 195, 210, 245, 273, 294, 305, 343, 366, 390, 427, 455, 490, 546, 610, 637, 686, 735, 793, 854, 910, 915, 1029, 1274, 1281, 1365, 1470, 1586, 1715, 1830, 1911, 2058, 2135, 2379, 2562, 2730, 2989, 3185, 3430, 3822, 3965, 4270, 4459, 4758, 5145, 5551, 5978, 6370, 6405, 7930, 8918, 8967, 9555, 10290, 11102, 11895, 12810, 13377, 14945, 16653, 17934, 19110, 20923, 22295, 23790, 26754, 27755, 29890, 33306, 38857, 41846, 44590, 44835, 55510, 62769, 66885, 77714, 83265, 89670, 104615, 116571, 125538, 133770, 166530, 194285, 209230, 233142, 271999, 313845, 388570, 543998, 582855, 627690, 815997, 1165710, 1359995, 1631994, 2719990, 4079985, 8159970]

約数ペア:

[(1, 8159970), (2, 4079985), (3, 2719990), (5, 1631994), (6, 1359995), (7, 1165710), (10, 815997), (13, 627690), (14, 582855), (15, 543998), (21, 388570), (26, 313845), (30, 271999), (35, 233142), (39, 209230), (42, 194285), (49, 166530), (61, 133770), (65, 125538), (70, 116571), (78, 104615), (91, 89670), (98, 83265), (105, 77714), (122, 66885), (130, 62769), (147, 55510), (182, 44835), (183, 44590), (195, 41846), (210, 38857), (245, 33306), (273, 29890), (294, 27755), (305, 26754), (343, 23790), (366, 22295), (390, 20923), (427, 19110), (455, 17934), (490, 16653), (546, 14945), (610, 13377), (637, 12810), (686, 11895), (735, 11102), (793, 10290), (854, 9555), (910, 8967), (915, 8918), (1029, 7930), (1274, 6405), (1281, 6370), (1365, 5978), (1470, 5551), (1586, 5145), (1715, 4758), (1830, 4459), (1911, 4270), (2058, 3965), (2135, 3822), (2379, 3430), (2562, 3185), (2730, 2989)]