20198455680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{1069}}^1$

素因数の和:1861

約数の個数: 256

約数和(自身を含む): 69491620800

約数和(自身を除く): 49293165120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 757, 780, 832, 960, 1040, 1069, 1248, 1514, 1560, 1664, 1920, 2080, 2138, 2271, 2496, 3028, 3120, 3207, 3785, 4160, 4276, 4542, 4992, 5345, 6056, 6240, 6414, 7570, 8320, 8552, 9084, 9841, 10690, 11355, 12112, 12480, 12828, 13897, 15140, 16035, 17104, 18168, 19682, 21380, 22710, 24224, 24960, 25656, 27794, 29523, 30280, 32070, 34208, 36336, 39364, 41691, 42760, 45420, 48448, 49205, 51312, 55588, 59046, 60560, 64140, 68416, 69485, 72672, 78728, 83382, 85520, 90840, 96896, 98410, 102624, 111176, 118092, 121120, 128280, 136832, 138970, 145344, 147615, 157456, 166764, 171040, 181680, 196820, 205248, 208455, 222352, 236184, 242240, 256560, 277940, 290688, 295230, 314912, 333528, 342080, 363360, 393640, 410496, 416910, 444704, 472368, 484480, 513120, 555880, 590460, 629824, 667056, 684160, 726720, 787280, 809233, 833820, 889408, 944736, 1026240, 1111760, 1180920, 1259648, 1334112, 1453440, 1574560, 1618466, 1667640, 1778816, 1889472, 2052480, 2223520, 2361840, 2427699, 2668224, 3149120, 3236932, 3335280, 3778944, 4046165, 4447040, 4723680, 4855398, 5336448, 6298240, 6473864, 6670560, 8092330, 8894080, 9447360, 9710796, 10520029, 12138495, 12947728, 13341120, 16184660, 18894720, 19421592, 21040058, 24276990, 25895456, 26682240, 31560087, 32369320, 38843184, 42080116, 48553980, 51790912, 52600145, 63120174, 64738640, 77686368, 84160232, 97107960, 103581824, 105200290, 126240348, 129477280, 155372736, 157800435, 168320464, 194215920, 210400580, 252480696, 258954560, 310745472, 315600870, 336640928, 388431840, 420801160, 504961392, 517909120, 631201740, 673281856, 776863680, 841602320, 1009922784, 1262403480, 1346563712, 1553727360, 1683204640, 2019845568, 2524806960, 3366409280, 4039691136, 5049613920, 6732818560, 10099227840, 20198455680]

約数ペア:

[(1, 20198455680), (2, 10099227840), (3, 6732818560), (4, 5049613920), (5, 4039691136), (6, 3366409280), (8, 2524806960), (10, 2019845568), (12, 1683204640), (13, 1553727360), (15, 1346563712), (16, 1262403480), (20, 1009922784), (24, 841602320), (26, 776863680), (30, 673281856), (32, 631201740), (39, 517909120), (40, 504961392), (48, 420801160), (52, 388431840), (60, 336640928), (64, 315600870), (65, 310745472), (78, 258954560), (80, 252480696), (96, 210400580), (104, 194215920), (120, 168320464), (128, 157800435), (130, 155372736), (156, 129477280), (160, 126240348), (192, 105200290), (195, 103581824), (208, 97107960), (240, 84160232), (260, 77686368), (312, 64738640), (320, 63120174), (384, 52600145), (390, 51790912), (416, 48553980), (480, 42080116), (520, 38843184), (624, 32369320), (640, 31560087), (757, 26682240), (780, 25895456), (832, 24276990), (960, 21040058), (1040, 19421592), (1069, 18894720), (1248, 16184660), (1514, 13341120), (1560, 12947728), (1664, 12138495), (1920, 10520029), (2080, 9710796), (2138, 9447360), (2271, 8894080), (2496, 8092330), (3028, 6670560), (3120, 6473864), (3207, 6298240), (3785, 5336448), (4160, 4855398), (4276, 4723680), (4542, 4447040), (4992, 4046165), (5345, 3778944), (6056, 3335280), (6240, 3236932), (6414, 3149120), (7570, 2668224), (8320, 2427699), (8552, 2361840), (9084, 2223520), (9841, 2052480), (10690, 1889472), (11355, 1778816), (12112, 1667640), (12480, 1618466), (12828, 1574560), (13897, 1453440), (15140, 1334112), (16035, 1259648), (17104, 1180920), (18168, 1111760), (19682, 1026240), (21380, 944736), (22710, 889408), (24224, 833820), (24960, 809233), (25656, 787280), (27794, 726720), (29523, 684160), (30280, 667056), (32070, 629824), (34208, 590460), (36336, 555880), (39364, 513120), (41691, 484480), (42760, 472368), (45420, 444704), (48448, 416910), (49205, 410496), (51312, 393640), (55588, 363360), (59046, 342080), (60560, 333528), (64140, 314912), (68416, 295230), (69485, 290688), (72672, 277940), (78728, 256560), (83382, 242240), (85520, 236184), (90840, 222352), (96896, 208455), (98410, 205248), (102624, 196820), (111176, 181680), (118092, 171040), (121120, 166764), (128280, 157456), (136832, 147615), (138970, 145344)]