889957480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 2197147680

約数和(自身を除く): 1307190200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 137, 164, 170, 205, 233, 274, 328, 340, 410, 466, 548, 680, 685, 697, 820, 932, 1096, 1165, 1370, 1394, 1640, 1864, 2329, 2330, 2740, 2788, 3485, 3961, 4658, 4660, 5480, 5576, 5617, 6970, 7922, 9316, 9320, 9553, 11234, 11645, 13940, 15844, 18632, 19106, 19805, 22468, 23290, 27880, 28085, 31688, 31921, 38212, 39610, 44936, 46580, 47765, 56170, 63842, 76424, 79220, 93160, 95489, 95530, 112340, 127684, 158440, 159605, 162401, 190978, 191060, 224680, 255368, 319210, 324802, 381956, 382120, 477445, 542657, 638420, 649604, 763912, 812005, 954890, 1085314, 1276840, 1299208, 1308761, 1624010, 1909780, 2170628, 2617522, 2713285, 3248020, 3819560, 4341256, 5235044, 5426570, 6496040, 6543805, 10470088, 10853140, 13087610, 21706280, 22248937, 26175220, 44497874, 52350440, 88995748, 111244685, 177991496, 222489370, 444978740, 889957480]

約数ペア:

[(1, 889957480), (2, 444978740), (4, 222489370), (5, 177991496), (8, 111244685), (10, 88995748), (17, 52350440), (20, 44497874), (34, 26175220), (40, 22248937), (41, 21706280), (68, 13087610), (82, 10853140), (85, 10470088), (136, 6543805), (137, 6496040), (164, 5426570), (170, 5235044), (205, 4341256), (233, 3819560), (274, 3248020), (328, 2713285), (340, 2617522), (410, 2170628), (466, 1909780), (548, 1624010), (680, 1308761), (685, 1299208), (697, 1276840), (820, 1085314), (932, 954890), (1096, 812005), (1165, 763912), (1370, 649604), (1394, 638420), (1640, 542657), (1864, 477445), (2329, 382120), (2330, 381956), (2740, 324802), (2788, 319210), (3485, 255368), (3961, 224680), (4658, 191060), (4660, 190978), (5480, 162401), (5576, 159605), (5617, 158440), (6970, 127684), (7922, 112340), (9316, 95530), (9320, 95489), (9553, 93160), (11234, 79220), (11645, 76424), (13940, 63842), (15844, 56170), (18632, 47765), (19106, 46580), (19805, 44936), (22468, 39610), (23290, 38212), (27880, 31921), (28085, 31688)]