20899681488

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{14591}}^1$

素因数の和:14655

約数の個数: 240

約数和(自身を含む): 70566912000

約数和(自身を除く): 49667230512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 49, 56, 58, 63, 72, 84, 87, 98, 112, 116, 126, 144, 147, 168, 174, 196, 203, 232, 252, 261, 294, 336, 343, 348, 392, 406, 441, 464, 504, 522, 588, 609, 686, 696, 784, 812, 882, 1008, 1029, 1044, 1176, 1218, 1372, 1392, 1421, 1624, 1764, 1827, 2058, 2088, 2352, 2436, 2744, 2842, 3087, 3248, 3528, 3654, 4116, 4176, 4263, 4872, 5488, 5684, 6174, 7056, 7308, 8232, 8526, 9744, 9947, 11368, 12348, 12789, 14591, 14616, 16464, 17052, 19894, 22736, 24696, 25578, 29182, 29232, 29841, 34104, 39788, 43773, 49392, 51156, 58364, 59682, 68208, 79576, 87546, 89523, 102137, 102312, 116728, 119364, 131319, 159152, 175092, 179046, 204274, 204624, 233456, 238728, 262638, 306411, 350184, 358092, 408548, 423139, 477456, 525276, 612822, 700368, 714959, 716184, 817096, 846278, 919233, 1050552, 1225644, 1269417, 1429918, 1432368, 1634192, 1692556, 1838466, 2101104, 2144877, 2451288, 2538834, 2859836, 2961973, 3385112, 3676932, 3808251, 4289754, 4902576, 5004713, 5077668, 5719672, 5923946, 6434631, 6770224, 7353864, 7616502, 8579508, 8885919, 10009426, 10155336, 11439344, 11847892, 12869262, 14707728, 15014139, 15233004, 17159016, 17771838, 20018852, 20310672, 20733811, 23695784, 25738524, 26657757, 30028278, 30466008, 34318032, 35543676, 40037704, 41467622, 45042417, 47391568, 51477048, 53315514, 60056556, 60932016, 62201433, 71087352, 80075408, 82935244, 90084834, 102954096, 106631028, 120113112, 124402866, 142174704, 145136677, 165870488, 180169668, 186604299, 213262056, 240226224, 248805732, 290273354, 331740976, 360339336, 373208598, 426524112, 435410031, 497611464, 580546708, 720678672, 746417196, 870820062, 995222928, 1161093416, 1306230093, 1492834392, 1741640124, 2322186832, 2612460186, 2985668784, 3483280248, 5224920372, 6966560496, 10449840744, 20899681488]

約数ペア:

[(1, 20899681488), (2, 10449840744), (3, 6966560496), (4, 5224920372), (6, 3483280248), (7, 2985668784), (8, 2612460186), (9, 2322186832), (12, 1741640124), (14, 1492834392), (16, 1306230093), (18, 1161093416), (21, 995222928), (24, 870820062), (28, 746417196), (29, 720678672), (36, 580546708), (42, 497611464), (48, 435410031), (49, 426524112), (56, 373208598), (58, 360339336), (63, 331740976), (72, 290273354), (84, 248805732), (87, 240226224), (98, 213262056), (112, 186604299), (116, 180169668), (126, 165870488), (144, 145136677), (147, 142174704), (168, 124402866), (174, 120113112), (196, 106631028), (203, 102954096), (232, 90084834), (252, 82935244), (261, 80075408), (294, 71087352), (336, 62201433), (343, 60932016), (348, 60056556), (392, 53315514), (406, 51477048), (441, 47391568), (464, 45042417), (504, 41467622), (522, 40037704), (588, 35543676), (609, 34318032), (686, 30466008), (696, 30028278), (784, 26657757), (812, 25738524), (882, 23695784), (1008, 20733811), (1029, 20310672), (1044, 20018852), (1176, 17771838), (1218, 17159016), (1372, 15233004), (1392, 15014139), (1421, 14707728), (1624, 12869262), (1764, 11847892), (1827, 11439344), (2058, 10155336), (2088, 10009426), (2352, 8885919), (2436, 8579508), (2744, 7616502), (2842, 7353864), (3087, 6770224), (3248, 6434631), (3528, 5923946), (3654, 5719672), (4116, 5077668), (4176, 5004713), (4263, 4902576), (4872, 4289754), (5488, 3808251), (5684, 3676932), (6174, 3385112), (7056, 2961973), (7308, 2859836), (8232, 2538834), (8526, 2451288), (9744, 2144877), (9947, 2101104), (11368, 1838466), (12348, 1692556), (12789, 1634192), (14591, 1432368), (14616, 1429918), (16464, 1269417), (17052, 1225644), (19894, 1050552), (22736, 919233), (24696, 846278), (25578, 817096), (29182, 716184), (29232, 714959), (29841, 700368), (34104, 612822), (39788, 525276), (43773, 477456), (49392, 423139), (51156, 408548), (58364, 358092), (59682, 350184), (68208, 306411), (79576, 262638), (87546, 238728), (89523, 233456), (102137, 204624), (102312, 204274), (116728, 179046), (119364, 175092), (131319, 159152)]