201699680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2021

約数の個数: 144

約数和(自身を含む): 597255120

約数和(自身を除く): 395555440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 1979, 2080, 2548, 2912, 3185, 3640, 3920, 3958, 5096, 6370, 7280, 7840, 7916, 9895, 10192, 12740, 13853, 14560, 15832, 19790, 20384, 25480, 25727, 27706, 31664, 39580, 50960, 51454, 55412, 63328, 69265, 79160, 96971, 101920, 102908, 110824, 128635, 138530, 158320, 180089, 193942, 205816, 221648, 257270, 277060, 316640, 360178, 387884, 411632, 443296, 484855, 514540, 554120, 720356, 775768, 823264, 900445, 969710, 1029080, 1108240, 1260623, 1440712, 1551536, 1800890, 1939420, 2058160, 2216480, 2521246, 2881424, 3103072, 3601780, 3878840, 4116320, 5042492, 5762848, 6303115, 7203560, 7757680, 10084984, 12606230, 14407120, 15515360, 20169968, 25212460, 28814240, 40339936, 50424920, 100849840, 201699680]

約数ペア:

[(1, 201699680), (2, 100849840), (4, 50424920), (5, 40339936), (7, 28814240), (8, 25212460), (10, 20169968), (13, 15515360), (14, 14407120), (16, 12606230), (20, 10084984), (26, 7757680), (28, 7203560), (32, 6303115), (35, 5762848), (40, 5042492), (49, 4116320), (52, 3878840), (56, 3601780), (65, 3103072), (70, 2881424), (80, 2521246), (91, 2216480), (98, 2058160), (104, 1939420), (112, 1800890), (130, 1551536), (140, 1440712), (160, 1260623), (182, 1108240), (196, 1029080), (208, 969710), (224, 900445), (245, 823264), (260, 775768), (280, 720356), (364, 554120), (392, 514540), (416, 484855), (455, 443296), (490, 411632), (520, 387884), (560, 360178), (637, 316640), (728, 277060), (784, 257270), (910, 221648), (980, 205816), (1040, 193942), (1120, 180089), (1274, 158320), (1456, 138530), (1568, 128635), (1820, 110824), (1960, 102908), (1979, 101920), (2080, 96971), (2548, 79160), (2912, 69265), (3185, 63328), (3640, 55412), (3920, 51454), (3958, 50960), (5096, 39580), (6370, 31664), (7280, 27706), (7840, 25727), (7916, 25480), (9895, 20384), (10192, 19790), (12740, 15832), (13853, 14560)]