138324760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:545

約数の個数: 128

約数和(自身を含む): 379883520

約数和(自身を除く): 241558760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 47, 56, 70, 92, 94, 115, 140, 161, 184, 188, 230, 235, 280, 322, 329, 376, 457, 460, 470, 644, 658, 805, 914, 920, 940, 1081, 1288, 1316, 1610, 1645, 1828, 1880, 2162, 2285, 2632, 3199, 3220, 3290, 3656, 4324, 4570, 5405, 6398, 6440, 6580, 7567, 8648, 9140, 10511, 10810, 12796, 13160, 15134, 15995, 18280, 21022, 21479, 21620, 25592, 30268, 31990, 37835, 42044, 42958, 43240, 52555, 60536, 63980, 73577, 75670, 84088, 85916, 105110, 107395, 127960, 147154, 150353, 151340, 171832, 210220, 214790, 294308, 300706, 302680, 367885, 420440, 429580, 494017, 588616, 601412, 735770, 751765, 859160, 988034, 1202824, 1471540, 1503530, 1976068, 2470085, 2943080, 3007060, 3458119, 3952136, 4940170, 6014120, 6916238, 9880340, 13832476, 17290595, 19760680, 27664952, 34581190, 69162380, 138324760]

約数ペア:

[(1, 138324760), (2, 69162380), (4, 34581190), (5, 27664952), (7, 19760680), (8, 17290595), (10, 13832476), (14, 9880340), (20, 6916238), (23, 6014120), (28, 4940170), (35, 3952136), (40, 3458119), (46, 3007060), (47, 2943080), (56, 2470085), (70, 1976068), (92, 1503530), (94, 1471540), (115, 1202824), (140, 988034), (161, 859160), (184, 751765), (188, 735770), (230, 601412), (235, 588616), (280, 494017), (322, 429580), (329, 420440), (376, 367885), (457, 302680), (460, 300706), (470, 294308), (644, 214790), (658, 210220), (805, 171832), (914, 151340), (920, 150353), (940, 147154), (1081, 127960), (1288, 107395), (1316, 105110), (1610, 85916), (1645, 84088), (1828, 75670), (1880, 73577), (2162, 63980), (2285, 60536), (2632, 52555), (3199, 43240), (3220, 42958), (3290, 42044), (3656, 37835), (4324, 31990), (4570, 30268), (5405, 25592), (6398, 21620), (6440, 21479), (6580, 21022), (7567, 18280), (8648, 15995), (9140, 15134), (10511, 13160), (10810, 12796)]