205533440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 216

約数和(自身を含む): 597686040

約数和(自身を除く): 392152600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 113, 116, 128, 140, 145, 160, 196, 203, 224, 226, 232, 245, 256, 280, 290, 320, 392, 406, 448, 452, 464, 490, 560, 565, 580, 640, 784, 791, 812, 896, 904, 928, 980, 1015, 1120, 1130, 1160, 1280, 1421, 1568, 1582, 1624, 1792, 1808, 1856, 1960, 2030, 2240, 2260, 2320, 2842, 3136, 3164, 3248, 3277, 3616, 3712, 3920, 3955, 4060, 4480, 4520, 4640, 5537, 5684, 6272, 6328, 6496, 6554, 7105, 7232, 7424, 7840, 7910, 8120, 8960, 9040, 9280, 11074, 11368, 12544, 12656, 12992, 13108, 14210, 14464, 15680, 15820, 16240, 16385, 18080, 18560, 22148, 22736, 22939, 25312, 25984, 26216, 27685, 28420, 28928, 31360, 31640, 32480, 32770, 36160, 37120, 44296, 45472, 45878, 50624, 51968, 52432, 55370, 56840, 62720, 63280, 64960, 65540, 72320, 88592, 90944, 91756, 101248, 104864, 110740, 113680, 114695, 126560, 129920, 131080, 144640, 160573, 177184, 181888, 183512, 202496, 209728, 221480, 227360, 229390, 253120, 259840, 262160, 321146, 354368, 363776, 367024, 419456, 442960, 454720, 458780, 506240, 524320, 642292, 708736, 734048, 802865, 838912, 885920, 909440, 917560, 1012480, 1048640, 1284584, 1417472, 1468096, 1605730, 1771840, 1818880, 1835120, 2097280, 2569168, 2936192, 3211460, 3543680, 3670240, 4194560, 5138336, 5872384, 6422920, 7087360, 7340480, 10276672, 12845840, 14680960, 20553344, 25691680, 29361920, 41106688, 51383360, 102766720, 205533440]

約数ペア:

[(1, 205533440), (2, 102766720), (4, 51383360), (5, 41106688), (7, 29361920), (8, 25691680), (10, 20553344), (14, 14680960), (16, 12845840), (20, 10276672), (28, 7340480), (29, 7087360), (32, 6422920), (35, 5872384), (40, 5138336), (49, 4194560), (56, 3670240), (58, 3543680), (64, 3211460), (70, 2936192), (80, 2569168), (98, 2097280), (112, 1835120), (113, 1818880), (116, 1771840), (128, 1605730), (140, 1468096), (145, 1417472), (160, 1284584), (196, 1048640), (203, 1012480), (224, 917560), (226, 909440), (232, 885920), (245, 838912), (256, 802865), (280, 734048), (290, 708736), (320, 642292), (392, 524320), (406, 506240), (448, 458780), (452, 454720), (464, 442960), (490, 419456), (560, 367024), (565, 363776), (580, 354368), (640, 321146), (784, 262160), (791, 259840), (812, 253120), (896, 229390), (904, 227360), (928, 221480), (980, 209728), (1015, 202496), (1120, 183512), (1130, 181888), (1160, 177184), (1280, 160573), (1421, 144640), (1568, 131080), (1582, 129920), (1624, 126560), (1792, 114695), (1808, 113680), (1856, 110740), (1960, 104864), (2030, 101248), (2240, 91756), (2260, 90944), (2320, 88592), (2842, 72320), (3136, 65540), (3164, 64960), (3248, 63280), (3277, 62720), (3616, 56840), (3712, 55370), (3920, 52432), (3955, 51968), (4060, 50624), (4480, 45878), (4520, 45472), (4640, 44296), (5537, 37120), (5684, 36160), (6272, 32770), (6328, 32480), (6496, 31640), (6554, 31360), (7105, 28928), (7232, 28420), (7424, 27685), (7840, 26216), (7910, 25984), (8120, 25312), (8960, 22939), (9040, 22736), (9280, 22148), (11074, 18560), (11368, 18080), (12544, 16385), (12656, 16240), (12992, 15820), (13108, 15680), (14210, 14464)]