72123380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 96

約数和(自身を含む): 180182016

約数和(自身を除く): 108058636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 97, 113, 140, 188, 194, 226, 235, 329, 388, 452, 470, 485, 565, 658, 679, 791, 940, 970, 1130, 1316, 1358, 1582, 1645, 1940, 2260, 2716, 3164, 3290, 3395, 3955, 4559, 5311, 6580, 6790, 7910, 9118, 10622, 10961, 13580, 15820, 18236, 21244, 21922, 22795, 26555, 31913, 37177, 43844, 45590, 53110, 54805, 63826, 74354, 76727, 91180, 106220, 109610, 127652, 148708, 153454, 159565, 185885, 219220, 306908, 319130, 371770, 383635, 515167, 638260, 743540, 767270, 1030334, 1534540, 2060668, 2575835, 3606169, 5151670, 7212338, 10303340, 14424676, 18030845, 36061690, 72123380]

約数ペア:

[(1, 72123380), (2, 36061690), (4, 18030845), (5, 14424676), (7, 10303340), (10, 7212338), (14, 5151670), (20, 3606169), (28, 2575835), (35, 2060668), (47, 1534540), (70, 1030334), (94, 767270), (97, 743540), (113, 638260), (140, 515167), (188, 383635), (194, 371770), (226, 319130), (235, 306908), (329, 219220), (388, 185885), (452, 159565), (470, 153454), (485, 148708), (565, 127652), (658, 109610), (679, 106220), (791, 91180), (940, 76727), (970, 74354), (1130, 63826), (1316, 54805), (1358, 53110), (1582, 45590), (1645, 43844), (1940, 37177), (2260, 31913), (2716, 26555), (3164, 22795), (3290, 21922), (3395, 21244), (3955, 18236), (4559, 15820), (5311, 13580), (6580, 10961), (6790, 10622), (7910, 9118)]