221028480

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{12791}}^1$

素因数の和:12819

約数の個数: 128

約数和(自身を含む): 782870400

約数和(自身を除く): 561841920

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 12791, 17280, 25582, 38373, 51164, 63955, 76746, 102328, 115119, 127910, 153492, 191865, 204656, 230238, 255820, 306984, 345357, 383730, 409312, 460476, 511640, 575595, 613968, 690714, 767460, 818624, 920952, 1023280, 1151190, 1227936, 1381428, 1534920, 1637248, 1726785, 1841904, 2046560, 2302380, 2455872, 2762856, 3069840, 3453570, 3683808, 4093120, 4604760, 4911744, 5525712, 6139680, 6907140, 7367616, 8186240, 9209520, 11051424, 12279360, 13814280, 14735232, 18419040, 22102848, 24558720, 27628560, 36838080, 44205696, 55257120, 73676160, 110514240, 221028480]

約数ペア:

[(1, 221028480), (2, 110514240), (3, 73676160), (4, 55257120), (5, 44205696), (6, 36838080), (8, 27628560), (9, 24558720), (10, 22102848), (12, 18419040), (15, 14735232), (16, 13814280), (18, 12279360), (20, 11051424), (24, 9209520), (27, 8186240), (30, 7367616), (32, 6907140), (36, 6139680), (40, 5525712), (45, 4911744), (48, 4604760), (54, 4093120), (60, 3683808), (64, 3453570), (72, 3069840), (80, 2762856), (90, 2455872), (96, 2302380), (108, 2046560), (120, 1841904), (128, 1726785), (135, 1637248), (144, 1534920), (160, 1381428), (180, 1227936), (192, 1151190), (216, 1023280), (240, 920952), (270, 818624), (288, 767460), (320, 690714), (360, 613968), (384, 575595), (432, 511640), (480, 460476), (540, 409312), (576, 383730), (640, 345357), (720, 306984), (864, 255820), (960, 230238), (1080, 204656), (1152, 191865), (1440, 153492), (1728, 127910), (1920, 115119), (2160, 102328), (2880, 76746), (3456, 63955), (4320, 51164), (5760, 38373), (8640, 25582), (12791, 17280)]