217741440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{953}}^1$

素因数の和:999

約数の個数: 256

約数和(自身を含む): 840741120

約数和(自身を除く): 622999680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 272, 280, 320, 336, 340, 357, 384, 408, 420, 448, 476, 480, 510, 544, 560, 595, 640, 672, 680, 714, 816, 840, 896, 952, 953, 960, 1020, 1088, 1120, 1190, 1344, 1360, 1428, 1632, 1680, 1785, 1904, 1906, 1920, 2040, 2176, 2240, 2380, 2688, 2720, 2856, 2859, 3264, 3360, 3570, 3808, 3812, 4080, 4480, 4760, 4765, 5440, 5712, 5718, 6528, 6671, 6720, 7140, 7616, 7624, 8160, 9520, 9530, 10880, 11424, 11436, 13342, 13440, 14280, 14295, 15232, 15248, 16201, 16320, 19040, 19060, 20013, 22848, 22872, 26684, 28560, 28590, 30496, 32402, 32640, 33355, 38080, 38120, 40026, 45696, 45744, 48603, 53368, 57120, 57180, 60992, 64804, 66710, 76160, 76240, 80052, 81005, 91488, 97206, 100065, 106736, 113407, 114240, 114360, 121984, 129608, 133420, 152480, 160104, 162010, 182976, 194412, 200130, 213472, 226814, 228480, 228720, 243015, 259216, 266840, 304960, 320208, 324020, 340221, 365952, 388824, 400260, 426944, 453628, 457440, 486030, 518432, 533680, 567035, 609920, 640416, 648040, 680442, 777648, 800520, 853888, 907256, 914880, 972060, 1036864, 1067360, 1134070, 1280832, 1296080, 1360884, 1555296, 1601040, 1701105, 1814512, 1829760, 1944120, 2073728, 2134720, 2268140, 2561664, 2592160, 2721768, 3110592, 3202080, 3402210, 3629024, 3888240, 4269440, 4536280, 5184320, 5443536, 6221184, 6404160, 6804420, 7258048, 7776480, 9072560, 10368640, 10887072, 12808320, 13608840, 14516096, 15552960, 18145120, 21774144, 27217680, 31105920, 36290240, 43548288, 54435360, 72580480, 108870720, 217741440]

約数ペア:

[(1, 217741440), (2, 108870720), (3, 72580480), (4, 54435360), (5, 43548288), (6, 36290240), (7, 31105920), (8, 27217680), (10, 21774144), (12, 18145120), (14, 15552960), (15, 14516096), (16, 13608840), (17, 12808320), (20, 10887072), (21, 10368640), (24, 9072560), (28, 7776480), (30, 7258048), (32, 6804420), (34, 6404160), (35, 6221184), (40, 5443536), (42, 5184320), (48, 4536280), (51, 4269440), (56, 3888240), (60, 3629024), (64, 3402210), (68, 3202080), (70, 3110592), (80, 2721768), (84, 2592160), (85, 2561664), (96, 2268140), (102, 2134720), (105, 2073728), (112, 1944120), (119, 1829760), (120, 1814512), (128, 1701105), (136, 1601040), (140, 1555296), (160, 1360884), (168, 1296080), (170, 1280832), (192, 1134070), (204, 1067360), (210, 1036864), (224, 972060), (238, 914880), (240, 907256), (255, 853888), (272, 800520), (280, 777648), (320, 680442), (336, 648040), (340, 640416), (357, 609920), (384, 567035), (408, 533680), (420, 518432), (448, 486030), (476, 457440), (480, 453628), (510, 426944), (544, 400260), (560, 388824), (595, 365952), (640, 340221), (672, 324020), (680, 320208), (714, 304960), (816, 266840), (840, 259216), (896, 243015), (952, 228720), (953, 228480), (960, 226814), (1020, 213472), (1088, 200130), (1120, 194412), (1190, 182976), (1344, 162010), (1360, 160104), (1428, 152480), (1632, 133420), (1680, 129608), (1785, 121984), (1904, 114360), (1906, 114240), (1920, 113407), (2040, 106736), (2176, 100065), (2240, 97206), (2380, 91488), (2688, 81005), (2720, 80052), (2856, 76240), (2859, 76160), (3264, 66710), (3360, 64804), (3570, 60992), (3808, 57180), (3812, 57120), (4080, 53368), (4480, 48603), (4760, 45744), (4765, 45696), (5440, 40026), (5712, 38120), (5718, 38080), (6528, 33355), (6671, 32640), (6720, 32402), (7140, 30496), (7616, 28590), (7624, 28560), (8160, 26684), (9520, 22872), (9530, 22848), (10880, 20013), (11424, 19060), (11436, 19040), (13342, 16320), (13440, 16201), (14280, 15248), (14295, 15232)]