28874880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{557}}^1$

素因数の和:588

約数の個数: 160

約数和(自身を含む): 103302540

約数和(自身を除く): 74427660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 557, 576, 640, 648, 720, 810, 864, 960, 1080, 1114, 1152, 1296, 1440, 1620, 1671, 1728, 1920, 2160, 2228, 2592, 2785, 2880, 3240, 3342, 3456, 4320, 4456, 5013, 5184, 5570, 5760, 6480, 6684, 8355, 8640, 8912, 10026, 10368, 11140, 12960, 13368, 15039, 16710, 17280, 17824, 20052, 22280, 25065, 25920, 26736, 30078, 33420, 35648, 40104, 44560, 45117, 50130, 51840, 53472, 60156, 66840, 71296, 75195, 80208, 89120, 90234, 100260, 106944, 120312, 133680, 150390, 160416, 178240, 180468, 200520, 213888, 225585, 240624, 267360, 300780, 320832, 356480, 360936, 401040, 451170, 481248, 534720, 601560, 641664, 721872, 802080, 902340, 962496, 1069440, 1203120, 1443744, 1604160, 1804680, 1924992, 2406240, 2887488, 3208320, 3609360, 4812480, 5774976, 7218720, 9624960, 14437440, 28874880]

約数ペア:

[(1, 28874880), (2, 14437440), (3, 9624960), (4, 7218720), (5, 5774976), (6, 4812480), (8, 3609360), (9, 3208320), (10, 2887488), (12, 2406240), (15, 1924992), (16, 1804680), (18, 1604160), (20, 1443744), (24, 1203120), (27, 1069440), (30, 962496), (32, 902340), (36, 802080), (40, 721872), (45, 641664), (48, 601560), (54, 534720), (60, 481248), (64, 451170), (72, 401040), (80, 360936), (81, 356480), (90, 320832), (96, 300780), (108, 267360), (120, 240624), (128, 225585), (135, 213888), (144, 200520), (160, 180468), (162, 178240), (180, 160416), (192, 150390), (216, 133680), (240, 120312), (270, 106944), (288, 100260), (320, 90234), (324, 89120), (360, 80208), (384, 75195), (405, 71296), (432, 66840), (480, 60156), (540, 53472), (557, 51840), (576, 50130), (640, 45117), (648, 44560), (720, 40104), (810, 35648), (864, 33420), (960, 30078), (1080, 26736), (1114, 25920), (1152, 25065), (1296, 22280), (1440, 20052), (1620, 17824), (1671, 17280), (1728, 16710), (1920, 15039), (2160, 13368), (2228, 12960), (2592, 11140), (2785, 10368), (2880, 10026), (3240, 8912), (3342, 8640), (3456, 8355), (4320, 6684), (4456, 6480), (5013, 5760), (5184, 5570)]