203498240

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 540842400

約数和(自身を除く): 337344160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 97, 110, 128, 149, 160, 176, 194, 220, 256, 298, 320, 352, 388, 440, 485, 596, 640, 704, 745, 776, 880, 970, 1067, 1192, 1280, 1408, 1490, 1552, 1639, 1760, 1940, 2134, 2384, 2816, 2980, 3104, 3278, 3520, 3880, 4268, 4768, 5335, 5960, 6208, 6556, 7040, 7760, 8195, 8536, 9536, 10670, 11920, 12416, 13112, 14080, 14453, 15520, 16390, 17072, 19072, 21340, 23840, 24832, 26224, 28906, 31040, 32780, 34144, 38144, 42680, 47680, 52448, 57812, 62080, 65560, 68288, 72265, 85360, 95360, 104896, 115624, 124160, 131120, 136576, 144530, 158983, 170720, 190720, 209792, 231248, 262240, 273152, 289060, 317966, 341440, 419584, 462496, 524480, 578120, 635932, 682880, 794915, 924992, 1048960, 1156240, 1271864, 1365760, 1589830, 1849984, 2097920, 2312480, 2543728, 3179660, 3699968, 4624960, 5087456, 6359320, 9249920, 10174912, 12718640, 18499840, 20349824, 25437280, 40699648, 50874560, 101749120, 203498240]

約数ペア:

[(1, 203498240), (2, 101749120), (4, 50874560), (5, 40699648), (8, 25437280), (10, 20349824), (11, 18499840), (16, 12718640), (20, 10174912), (22, 9249920), (32, 6359320), (40, 5087456), (44, 4624960), (55, 3699968), (64, 3179660), (80, 2543728), (88, 2312480), (97, 2097920), (110, 1849984), (128, 1589830), (149, 1365760), (160, 1271864), (176, 1156240), (194, 1048960), (220, 924992), (256, 794915), (298, 682880), (320, 635932), (352, 578120), (388, 524480), (440, 462496), (485, 419584), (596, 341440), (640, 317966), (704, 289060), (745, 273152), (776, 262240), (880, 231248), (970, 209792), (1067, 190720), (1192, 170720), (1280, 158983), (1408, 144530), (1490, 136576), (1552, 131120), (1639, 124160), (1760, 115624), (1940, 104896), (2134, 95360), (2384, 85360), (2816, 72265), (2980, 68288), (3104, 65560), (3278, 62080), (3520, 57812), (3880, 52448), (4268, 47680), (4768, 42680), (5335, 38144), (5960, 34144), (6208, 32780), (6556, 31040), (7040, 28906), (7760, 26224), (8195, 24832), (8536, 23840), (9536, 21340), (10670, 19072), (11920, 17072), (12416, 16390), (13112, 15520), (14080, 14453)]