490691568

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:359

約数の個数: 160

約数和(自身を含む): 1410624000

約数和(自身を除く): 919932432

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 149, 152, 157, 184, 228, 276, 298, 304, 314, 368, 437, 447, 456, 471, 552, 596, 628, 874, 894, 912, 942, 1104, 1192, 1256, 1311, 1748, 1788, 1884, 2384, 2512, 2622, 2831, 2983, 3427, 3496, 3576, 3611, 3768, 5244, 5662, 5966, 6854, 6992, 7152, 7222, 7536, 8493, 8949, 10281, 10488, 10833, 11324, 11932, 13708, 14444, 16986, 17898, 20562, 20976, 21666, 22648, 23393, 23864, 27416, 28888, 33972, 35796, 41124, 43332, 45296, 46786, 47728, 54832, 57776, 65113, 67944, 68609, 70179, 71592, 82248, 86664, 93572, 130226, 135888, 137218, 140358, 143184, 164496, 173328, 187144, 195339, 205827, 260452, 274436, 280716, 374288, 390678, 411654, 444467, 520904, 538039, 548872, 561432, 781356, 823308, 888934, 1041808, 1076078, 1097744, 1122864, 1333401, 1562712, 1614117, 1646616, 1777868, 2152156, 2666802, 3125424, 3228234, 3293232, 3555736, 4304312, 5333604, 6456468, 7111472, 8608624, 10222741, 10667208, 12912936, 20445482, 21334416, 25825872, 30668223, 40890964, 61336446, 81781928, 122672892, 163563856, 245345784, 490691568]

約数ペア:

[(1, 490691568), (2, 245345784), (3, 163563856), (4, 122672892), (6, 81781928), (8, 61336446), (12, 40890964), (16, 30668223), (19, 25825872), (23, 21334416), (24, 20445482), (38, 12912936), (46, 10667208), (48, 10222741), (57, 8608624), (69, 7111472), (76, 6456468), (92, 5333604), (114, 4304312), (138, 3555736), (149, 3293232), (152, 3228234), (157, 3125424), (184, 2666802), (228, 2152156), (276, 1777868), (298, 1646616), (304, 1614117), (314, 1562712), (368, 1333401), (437, 1122864), (447, 1097744), (456, 1076078), (471, 1041808), (552, 888934), (596, 823308), (628, 781356), (874, 561432), (894, 548872), (912, 538039), (942, 520904), (1104, 444467), (1192, 411654), (1256, 390678), (1311, 374288), (1748, 280716), (1788, 274436), (1884, 260452), (2384, 205827), (2512, 195339), (2622, 187144), (2831, 173328), (2983, 164496), (3427, 143184), (3496, 140358), (3576, 137218), (3611, 135888), (3768, 130226), (5244, 93572), (5662, 86664), (5966, 82248), (6854, 71592), (6992, 70179), (7152, 68609), (7222, 67944), (7536, 65113), (8493, 57776), (8949, 54832), (10281, 47728), (10488, 46786), (10833, 45296), (11324, 43332), (11932, 41124), (13708, 35796), (14444, 33972), (16986, 28888), (17898, 27416), (20562, 23864), (20976, 23393), (21666, 22648)]