128546316

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 363242880

約数和(自身を除く): 234696564

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 47, 51, 68, 82, 94, 102, 109, 123, 141, 153, 164, 188, 204, 218, 246, 282, 306, 327, 369, 423, 436, 492, 564, 612, 654, 697, 738, 799, 846, 981, 1308, 1394, 1476, 1598, 1692, 1853, 1927, 1962, 2091, 2397, 2788, 3196, 3706, 3854, 3924, 4182, 4469, 4794, 5123, 5559, 5781, 6273, 7191, 7412, 7708, 8364, 8938, 9588, 10246, 11118, 11562, 12546, 13407, 14382, 15369, 16677, 17343, 17876, 20492, 22236, 23124, 25092, 26814, 28764, 30738, 32759, 33354, 34686, 40221, 46107, 53628, 61476, 65518, 66708, 69372, 75973, 80442, 87091, 92214, 98277, 131036, 151946, 160884, 174182, 184428, 196554, 210043, 227919, 261273, 294831, 303892, 348364, 393108, 420086, 455838, 522546, 589662, 630129, 683757, 783819, 840172, 911676, 1045092, 1179324, 1260258, 1367514, 1567638, 1890387, 2520516, 2735028, 3135276, 3570731, 3780774, 7141462, 7561548, 10712193, 14282924, 21424386, 32136579, 42848772, 64273158, 128546316]

約数ペア:

[(1, 128546316), (2, 64273158), (3, 42848772), (4, 32136579), (6, 21424386), (9, 14282924), (12, 10712193), (17, 7561548), (18, 7141462), (34, 3780774), (36, 3570731), (41, 3135276), (47, 2735028), (51, 2520516), (68, 1890387), (82, 1567638), (94, 1367514), (102, 1260258), (109, 1179324), (123, 1045092), (141, 911676), (153, 840172), (164, 783819), (188, 683757), (204, 630129), (218, 589662), (246, 522546), (282, 455838), (306, 420086), (327, 393108), (369, 348364), (423, 303892), (436, 294831), (492, 261273), (564, 227919), (612, 210043), (654, 196554), (697, 184428), (738, 174182), (799, 160884), (846, 151946), (981, 131036), (1308, 98277), (1394, 92214), (1476, 87091), (1598, 80442), (1692, 75973), (1853, 69372), (1927, 66708), (1962, 65518), (2091, 61476), (2397, 53628), (2788, 46107), (3196, 40221), (3706, 34686), (3854, 33354), (3924, 32759), (4182, 30738), (4469, 28764), (4794, 26814), (5123, 25092), (5559, 23124), (5781, 22236), (6273, 20492), (7191, 17876), (7412, 17343), (7708, 16677), (8364, 15369), (8938, 14382), (9588, 13407), (10246, 12546), (11118, 11562)]