2016996800

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 252

約数和(自身を含む): 6220617480

約数和(自身を除く): 4203620680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 64, 65, 70, 80, 91, 98, 100, 104, 112, 130, 140, 160, 175, 182, 196, 200, 208, 224, 245, 260, 280, 320, 325, 350, 364, 392, 400, 416, 448, 455, 490, 520, 560, 637, 650, 700, 728, 784, 800, 832, 910, 980, 1040, 1120, 1225, 1274, 1300, 1400, 1456, 1568, 1600, 1820, 1960, 1979, 2080, 2240, 2275, 2450, 2548, 2600, 2800, 2912, 3136, 3185, 3640, 3920, 3958, 4160, 4550, 4900, 5096, 5200, 5600, 5824, 6370, 7280, 7840, 7916, 9100, 9800, 9895, 10192, 10400, 11200, 12740, 13853, 14560, 15680, 15832, 15925, 18200, 19600, 19790, 20384, 20800, 25480, 25727, 27706, 29120, 31664, 31850, 36400, 39200, 39580, 40768, 49475, 50960, 51454, 55412, 63328, 63700, 69265, 72800, 78400, 79160, 96971, 98950, 101920, 102908, 110824, 126656, 127400, 128635, 138530, 145600, 158320, 180089, 193942, 197900, 203840, 205816, 221648, 254800, 257270, 277060, 316640, 346325, 360178, 387884, 395800, 411632, 443296, 484855, 509600, 514540, 554120, 633280, 643175, 692650, 720356, 775768, 791600, 823264, 886592, 900445, 969710, 1019200, 1029080, 1108240, 1260623, 1286350, 1385300, 1440712, 1551536, 1583200, 1646528, 1800890, 1939420, 2058160, 2216480, 2424275, 2521246, 2572700, 2770600, 2881424, 3103072, 3166400, 3601780, 3878840, 4116320, 4432960, 4502225, 4848550, 5042492, 5145400, 5541200, 5762848, 6206144, 6303115, 7203560, 7757680, 8232640, 9004450, 9697100, 10084984, 10290800, 11082400, 11525696, 12606230, 14407120, 15515360, 18008900, 19394200, 20169968, 20581600, 22164800, 25212460, 28814240, 31030720, 31515575, 36017800, 38788400, 40339936, 41163200, 50424920, 57628480, 63031150, 72035600, 77576800, 80679872, 100849840, 126062300, 144071200, 155153600, 201699680, 252124600, 288142400, 403399360, 504249200, 1008498400, 2016996800]

約数ペア:

[(1, 2016996800), (2, 1008498400), (4, 504249200), (5, 403399360), (7, 288142400), (8, 252124600), (10, 201699680), (13, 155153600), (14, 144071200), (16, 126062300), (20, 100849840), (25, 80679872), (26, 77576800), (28, 72035600), (32, 63031150), (35, 57628480), (40, 50424920), (49, 41163200), (50, 40339936), (52, 38788400), (56, 36017800), (64, 31515575), (65, 31030720), (70, 28814240), (80, 25212460), (91, 22164800), (98, 20581600), (100, 20169968), (104, 19394200), (112, 18008900), (130, 15515360), (140, 14407120), (160, 12606230), (175, 11525696), (182, 11082400), (196, 10290800), (200, 10084984), (208, 9697100), (224, 9004450), (245, 8232640), (260, 7757680), (280, 7203560), (320, 6303115), (325, 6206144), (350, 5762848), (364, 5541200), (392, 5145400), (400, 5042492), (416, 4848550), (448, 4502225), (455, 4432960), (490, 4116320), (520, 3878840), (560, 3601780), (637, 3166400), (650, 3103072), (700, 2881424), (728, 2770600), (784, 2572700), (800, 2521246), (832, 2424275), (910, 2216480), (980, 2058160), (1040, 1939420), (1120, 1800890), (1225, 1646528), (1274, 1583200), (1300, 1551536), (1400, 1440712), (1456, 1385300), (1568, 1286350), (1600, 1260623), (1820, 1108240), (1960, 1029080), (1979, 1019200), (2080, 969710), (2240, 900445), (2275, 886592), (2450, 823264), (2548, 791600), (2600, 775768), (2800, 720356), (2912, 692650), (3136, 643175), (3185, 633280), (3640, 554120), (3920, 514540), (3958, 509600), (4160, 484855), (4550, 443296), (4900, 411632), (5096, 395800), (5200, 387884), (5600, 360178), (5824, 346325), (6370, 316640), (7280, 277060), (7840, 257270), (7916, 254800), (9100, 221648), (9800, 205816), (9895, 203840), (10192, 197900), (10400, 193942), (11200, 180089), (12740, 158320), (13853, 145600), (14560, 138530), (15680, 128635), (15832, 127400), (15925, 126656), (18200, 110824), (19600, 102908), (19790, 101920), (20384, 98950), (20800, 96971), (25480, 79160), (25727, 78400), (27706, 72800), (29120, 69265), (31664, 63700), (31850, 63328), (36400, 55412), (39200, 51454), (39580, 50960), (40768, 49475)]