20890162104

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:610

約数の個数: 256

約数和(自身を含む): 63866880000

約数和(自身を除く): 42976717896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 139, 152, 168, 197, 228, 239, 266, 278, 394, 399, 417, 456, 478, 532, 556, 591, 717, 788, 798, 834, 956, 973, 1064, 1112, 1182, 1379, 1434, 1576, 1596, 1668, 1673, 1912, 1946, 2364, 2641, 2758, 2868, 2919, 3192, 3336, 3346, 3743, 3892, 4137, 4541, 4728, 5019, 5282, 5516, 5736, 5838, 6692, 7486, 7784, 7923, 8274, 9082, 10038, 10564, 11032, 11229, 11676, 13384, 13623, 14972, 15846, 16548, 18164, 18487, 20076, 21128, 22458, 23352, 26201, 27246, 27383, 29944, 31692, 31787, 33096, 33221, 36328, 36974, 40152, 44916, 47083, 52402, 54492, 54766, 55461, 63384, 63574, 66442, 73948, 78603, 82149, 89832, 94166, 95361, 99663, 104804, 108984, 109532, 110922, 127148, 132884, 141249, 147896, 157206, 164298, 188332, 190722, 191681, 199326, 209608, 219064, 221844, 232547, 254296, 265768, 282498, 314412, 328596, 329581, 376664, 381444, 383362, 398652, 443688, 465094, 520277, 564996, 575043, 628824, 631199, 657192, 659162, 697641, 762888, 766724, 797304, 894577, 930188, 988743, 1040554, 1129992, 1150086, 1262398, 1318324, 1395282, 1533448, 1560831, 1789154, 1860376, 1893597, 1977486, 2081108, 2300172, 2524796, 2636648, 2683731, 2790564, 3121662, 3578308, 3641939, 3787194, 3954972, 4162216, 4418393, 4600344, 5049592, 5367462, 5581128, 6243324, 6262039, 6544537, 7156616, 7283878, 7574388, 7909944, 8836786, 10734924, 10925817, 12486648, 12524078, 13089074, 13255179, 14567756, 15148776, 17673572, 18786117, 19633611, 21469848, 21851634, 25048156, 26178148, 26510358, 29135512, 35347144, 37572234, 39267222, 43703268, 45811759, 50096312, 52356296, 53020716, 75144468, 78534444, 87406536, 91623518, 106041432, 124346203, 137435277, 150288936, 157068888, 183247036, 248692406, 274870554, 366494072, 373038609, 497384812, 549741108, 746077218, 870423421, 994769624, 1099482216, 1492154436, 1740846842, 2611270263, 2984308872, 3481693684, 5222540526, 6963387368, 10445081052, 20890162104]

約数ペア:

[(1, 20890162104), (2, 10445081052), (3, 6963387368), (4, 5222540526), (6, 3481693684), (7, 2984308872), (8, 2611270263), (12, 1740846842), (14, 1492154436), (19, 1099482216), (21, 994769624), (24, 870423421), (28, 746077218), (38, 549741108), (42, 497384812), (56, 373038609), (57, 366494072), (76, 274870554), (84, 248692406), (114, 183247036), (133, 157068888), (139, 150288936), (152, 137435277), (168, 124346203), (197, 106041432), (228, 91623518), (239, 87406536), (266, 78534444), (278, 75144468), (394, 53020716), (399, 52356296), (417, 50096312), (456, 45811759), (478, 43703268), (532, 39267222), (556, 37572234), (591, 35347144), (717, 29135512), (788, 26510358), (798, 26178148), (834, 25048156), (956, 21851634), (973, 21469848), (1064, 19633611), (1112, 18786117), (1182, 17673572), (1379, 15148776), (1434, 14567756), (1576, 13255179), (1596, 13089074), (1668, 12524078), (1673, 12486648), (1912, 10925817), (1946, 10734924), (2364, 8836786), (2641, 7909944), (2758, 7574388), (2868, 7283878), (2919, 7156616), (3192, 6544537), (3336, 6262039), (3346, 6243324), (3743, 5581128), (3892, 5367462), (4137, 5049592), (4541, 4600344), (4728, 4418393), (5019, 4162216), (5282, 3954972), (5516, 3787194), (5736, 3641939), (5838, 3578308), (6692, 3121662), (7486, 2790564), (7784, 2683731), (7923, 2636648), (8274, 2524796), (9082, 2300172), (10038, 2081108), (10564, 1977486), (11032, 1893597), (11229, 1860376), (11676, 1789154), (13384, 1560831), (13623, 1533448), (14972, 1395282), (15846, 1318324), (16548, 1262398), (18164, 1150086), (18487, 1129992), (20076, 1040554), (21128, 988743), (22458, 930188), (23352, 894577), (26201, 797304), (27246, 766724), (27383, 762888), (29944, 697641), (31692, 659162), (31787, 657192), (33096, 631199), (33221, 628824), (36328, 575043), (36974, 564996), (40152, 520277), (44916, 465094), (47083, 443688), (52402, 398652), (54492, 383362), (54766, 381444), (55461, 376664), (63384, 329581), (63574, 328596), (66442, 314412), (73948, 282498), (78603, 265768), (82149, 254296), (89832, 232547), (94166, 221844), (95361, 219064), (99663, 209608), (104804, 199326), (108984, 191681), (109532, 190722), (110922, 188332), (127148, 164298), (132884, 157206), (141249, 147896)]