221625120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1279}}^1$

素因数の和:1335

約数の個数: 144

約数和(自身を含む): 737372160

約数和(自身を除く): 515747040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 480, 570, 608, 722, 760, 912, 1083, 1140, 1279, 1444, 1520, 1805, 1824, 2166, 2280, 2558, 2888, 3040, 3610, 3837, 4332, 4560, 5116, 5415, 5776, 6395, 7220, 7674, 8664, 9120, 10232, 10830, 11552, 12790, 14440, 15348, 17328, 19185, 20464, 21660, 24301, 25580, 28880, 30696, 34656, 38370, 40928, 43320, 48602, 51160, 57760, 61392, 72903, 76740, 86640, 97204, 102320, 121505, 122784, 145806, 153480, 173280, 194408, 204640, 243010, 291612, 306960, 364515, 388816, 461719, 486020, 583224, 613920, 729030, 777632, 923438, 972040, 1166448, 1385157, 1458060, 1846876, 1944080, 2308595, 2332896, 2770314, 2916120, 3693752, 3888160, 4617190, 5540628, 5832240, 6925785, 7387504, 9234380, 11081256, 11664480, 13851570, 14775008, 18468760, 22162512, 27703140, 36937520, 44325024, 55406280, 73875040, 110812560, 221625120]

約数ペア:

[(1, 221625120), (2, 110812560), (3, 73875040), (4, 55406280), (5, 44325024), (6, 36937520), (8, 27703140), (10, 22162512), (12, 18468760), (15, 14775008), (16, 13851570), (19, 11664480), (20, 11081256), (24, 9234380), (30, 7387504), (32, 6925785), (38, 5832240), (40, 5540628), (48, 4617190), (57, 3888160), (60, 3693752), (76, 2916120), (80, 2770314), (95, 2332896), (96, 2308595), (114, 1944080), (120, 1846876), (152, 1458060), (160, 1385157), (190, 1166448), (228, 972040), (240, 923438), (285, 777632), (304, 729030), (361, 613920), (380, 583224), (456, 486020), (480, 461719), (570, 388816), (608, 364515), (722, 306960), (760, 291612), (912, 243010), (1083, 204640), (1140, 194408), (1279, 173280), (1444, 153480), (1520, 145806), (1805, 122784), (1824, 121505), (2166, 102320), (2280, 97204), (2558, 86640), (2888, 76740), (3040, 72903), (3610, 61392), (3837, 57760), (4332, 51160), (4560, 48602), (5116, 43320), (5415, 40928), (5776, 38370), (6395, 34656), (7220, 30696), (7674, 28880), (8664, 25580), (9120, 24301), (10232, 21660), (10830, 20464), (11552, 19185), (12790, 17328), (14440, 15348)]