254461440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1949}}^1$

素因数の和:1992

約数の個数: 160

約数和(自身を含む): 861775200

約数和(自身を除く): 607313760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 512, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1536, 1632, 1920, 1949, 2040, 2176, 2560, 2720, 3264, 3840, 3898, 4080, 4352, 5440, 5847, 6528, 7680, 7796, 8160, 8704, 9745, 10880, 11694, 13056, 15592, 16320, 19490, 21760, 23388, 26112, 29235, 31184, 32640, 33133, 38980, 43520, 46776, 58470, 62368, 65280, 66266, 77960, 93552, 99399, 116940, 124736, 130560, 132532, 155920, 165665, 187104, 198798, 233880, 249472, 265064, 311840, 331330, 374208, 397596, 467760, 496995, 498944, 530128, 623680, 662660, 748416, 795192, 935520, 993990, 997888, 1060256, 1247360, 1325320, 1496832, 1590384, 1871040, 1987980, 2120512, 2494720, 2650640, 2993664, 3180768, 3742080, 3975960, 4241024, 4989440, 5301280, 6361536, 7484160, 7951920, 8482048, 10602560, 12723072, 14968320, 15903840, 16964096, 21205120, 25446144, 31807680, 42410240, 50892288, 63615360, 84820480, 127230720, 254461440]

約数ペア:

[(1, 254461440), (2, 127230720), (3, 84820480), (4, 63615360), (5, 50892288), (6, 42410240), (8, 31807680), (10, 25446144), (12, 21205120), (15, 16964096), (16, 15903840), (17, 14968320), (20, 12723072), (24, 10602560), (30, 8482048), (32, 7951920), (34, 7484160), (40, 6361536), (48, 5301280), (51, 4989440), (60, 4241024), (64, 3975960), (68, 3742080), (80, 3180768), (85, 2993664), (96, 2650640), (102, 2494720), (120, 2120512), (128, 1987980), (136, 1871040), (160, 1590384), (170, 1496832), (192, 1325320), (204, 1247360), (240, 1060256), (255, 997888), (256, 993990), (272, 935520), (320, 795192), (340, 748416), (384, 662660), (408, 623680), (480, 530128), (510, 498944), (512, 496995), (544, 467760), (640, 397596), (680, 374208), (768, 331330), (816, 311840), (960, 265064), (1020, 249472), (1088, 233880), (1280, 198798), (1360, 187104), (1536, 165665), (1632, 155920), (1920, 132532), (1949, 130560), (2040, 124736), (2176, 116940), (2560, 99399), (2720, 93552), (3264, 77960), (3840, 66266), (3898, 65280), (4080, 62368), (4352, 58470), (5440, 46776), (5847, 43520), (6528, 38980), (7680, 33133), (7796, 32640), (8160, 31184), (8704, 29235), (9745, 26112), (10880, 23388), (11694, 21760), (13056, 19490), (15592, 16320)]