217901520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2383}}^1$

素因数の和:2529

約数の個数: 120

約数和(自身を含む): 737857536

約数和(自身を除く): 519956016

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2286, 2383, 2540, 3048, 3810, 4572, 4766, 5080, 5715, 6096, 7149, 7620, 9144, 9532, 10160, 11430, 11915, 14298, 15240, 18288, 19064, 21447, 22860, 23830, 28596, 30480, 35745, 38128, 42894, 45720, 47660, 57192, 71490, 85788, 91440, 95320, 107235, 114384, 142980, 171576, 190640, 214470, 285960, 302641, 343152, 428940, 571920, 605282, 857880, 907923, 1210564, 1513205, 1715760, 1815846, 2421128, 2723769, 3026410, 3631692, 4539615, 4842256, 5447538, 6052820, 7263384, 9079230, 10895076, 12105640, 13618845, 14526768, 18158460, 21790152, 24211280, 27237690, 36316920, 43580304, 54475380, 72633840, 108950760, 217901520]

約数ペア:

[(1, 217901520), (2, 108950760), (3, 72633840), (4, 54475380), (5, 43580304), (6, 36316920), (8, 27237690), (9, 24211280), (10, 21790152), (12, 18158460), (15, 14526768), (16, 13618845), (18, 12105640), (20, 10895076), (24, 9079230), (30, 7263384), (36, 6052820), (40, 5447538), (45, 4842256), (48, 4539615), (60, 3631692), (72, 3026410), (80, 2723769), (90, 2421128), (120, 1815846), (127, 1715760), (144, 1513205), (180, 1210564), (240, 907923), (254, 857880), (360, 605282), (381, 571920), (508, 428940), (635, 343152), (720, 302641), (762, 285960), (1016, 214470), (1143, 190640), (1270, 171576), (1524, 142980), (1905, 114384), (2032, 107235), (2286, 95320), (2383, 91440), (2540, 85788), (3048, 71490), (3810, 57192), (4572, 47660), (4766, 45720), (5080, 42894), (5715, 38128), (6096, 35745), (7149, 30480), (7620, 28596), (9144, 23830), (9532, 22860), (10160, 21447), (11430, 19064), (11915, 18288), (14298, 15240)]