204731520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15233}}^1$

素因数の和:15262

約数の個数: 128

約数和(自身を含む): 745856640

約数和(自身を除く): 541125120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15233, 30466, 45699, 60932, 76165, 91398, 106631, 121864, 152330, 182796, 213262, 228495, 243728, 304660, 319893, 365592, 426524, 456990, 487456, 533155, 609320, 639786, 731184, 853048, 913980, 974912, 1066310, 1218640, 1279572, 1462368, 1599465, 1706096, 1827960, 1949824, 2132620, 2437280, 2559144, 2924736, 3198930, 3412192, 3655920, 4265240, 4874560, 5118288, 5849472, 6397860, 6824384, 7311840, 8530480, 9749120, 10236576, 12795720, 13648768, 14623680, 17060960, 20473152, 25591440, 29247360, 34121920, 40946304, 51182880, 68243840, 102365760, 204731520]

約数ペア:

[(1, 204731520), (2, 102365760), (3, 68243840), (4, 51182880), (5, 40946304), (6, 34121920), (7, 29247360), (8, 25591440), (10, 20473152), (12, 17060960), (14, 14623680), (15, 13648768), (16, 12795720), (20, 10236576), (21, 9749120), (24, 8530480), (28, 7311840), (30, 6824384), (32, 6397860), (35, 5849472), (40, 5118288), (42, 4874560), (48, 4265240), (56, 3655920), (60, 3412192), (64, 3198930), (70, 2924736), (80, 2559144), (84, 2437280), (96, 2132620), (105, 1949824), (112, 1827960), (120, 1706096), (128, 1599465), (140, 1462368), (160, 1279572), (168, 1218640), (192, 1066310), (210, 974912), (224, 913980), (240, 853048), (280, 731184), (320, 639786), (336, 609320), (384, 533155), (420, 487456), (448, 456990), (480, 426524), (560, 365592), (640, 319893), (672, 304660), (840, 243728), (896, 228495), (960, 213262), (1120, 182796), (1344, 152330), (1680, 121864), (1920, 106631), (2240, 91398), (2688, 76165), (3360, 60932), (4480, 45699), (6720, 30466), (13440, 15233)]