209403408

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:269

約数の個数: 160

約数和(自身を含む): 607104000

約数和(自身を除く): 397700592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 67, 69, 76, 92, 114, 134, 138, 149, 152, 184, 201, 228, 268, 276, 298, 304, 368, 402, 437, 447, 456, 536, 552, 596, 804, 874, 894, 912, 1072, 1104, 1192, 1273, 1311, 1541, 1608, 1748, 1788, 2384, 2546, 2622, 2831, 3082, 3216, 3427, 3496, 3576, 3819, 4623, 5092, 5244, 5662, 6164, 6854, 6992, 7152, 7638, 8493, 9246, 9983, 10184, 10281, 10488, 11324, 12328, 13708, 15276, 16986, 18492, 19966, 20368, 20562, 20976, 22648, 24656, 27416, 29279, 29949, 30552, 33972, 36984, 39932, 41124, 45296, 54832, 58558, 59898, 61104, 65113, 67944, 73968, 79864, 82248, 87837, 117116, 119796, 130226, 135888, 159728, 164496, 175674, 189677, 195339, 229609, 234232, 239592, 260452, 351348, 379354, 390678, 459218, 468464, 479184, 520904, 569031, 688827, 702696, 758708, 781356, 918436, 1041808, 1138062, 1377654, 1405392, 1517416, 1562712, 1836872, 2276124, 2755308, 3034832, 3125424, 3673744, 4362571, 4552248, 5510616, 8725142, 9104496, 11021232, 13087713, 17450284, 26175426, 34900568, 52350852, 69801136, 104701704, 209403408]

約数ペア:

[(1, 209403408), (2, 104701704), (3, 69801136), (4, 52350852), (6, 34900568), (8, 26175426), (12, 17450284), (16, 13087713), (19, 11021232), (23, 9104496), (24, 8725142), (38, 5510616), (46, 4552248), (48, 4362571), (57, 3673744), (67, 3125424), (69, 3034832), (76, 2755308), (92, 2276124), (114, 1836872), (134, 1562712), (138, 1517416), (149, 1405392), (152, 1377654), (184, 1138062), (201, 1041808), (228, 918436), (268, 781356), (276, 758708), (298, 702696), (304, 688827), (368, 569031), (402, 520904), (437, 479184), (447, 468464), (456, 459218), (536, 390678), (552, 379354), (596, 351348), (804, 260452), (874, 239592), (894, 234232), (912, 229609), (1072, 195339), (1104, 189677), (1192, 175674), (1273, 164496), (1311, 159728), (1541, 135888), (1608, 130226), (1748, 119796), (1788, 117116), (2384, 87837), (2546, 82248), (2622, 79864), (2831, 73968), (3082, 67944), (3216, 65113), (3427, 61104), (3496, 59898), (3576, 58558), (3819, 54832), (4623, 45296), (5092, 41124), (5244, 39932), (5662, 36984), (6164, 33972), (6854, 30552), (6992, 29949), (7152, 29279), (7638, 27416), (8493, 24656), (9246, 22648), (9983, 20976), (10184, 20562), (10281, 20368), (10488, 19966), (11324, 18492), (12328, 16986), (13708, 15276)]