199878840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1259}}^1$

素因数の和:1296

約数の個数: 240

約数和(自身を含む): 782119800

約数和(自身を除く): 582240960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1259, 1260, 1323, 1470, 1512, 1620, 1764, 1890, 1960, 2205, 2268, 2518, 2520, 2646, 2835, 2940, 3240, 3528, 3777, 3780, 3969, 4410, 4536, 5036, 5292, 5670, 5880, 6295, 6615, 7554, 7560, 7938, 8813, 8820, 10072, 10584, 11331, 11340, 12590, 13230, 15108, 15876, 17626, 17640, 18885, 19845, 22662, 22680, 25180, 26439, 26460, 30216, 31752, 33993, 35252, 37770, 39690, 44065, 45324, 50360, 52878, 52920, 56655, 61691, 67986, 70504, 75540, 79317, 79380, 88130, 90648, 101979, 105756, 113310, 123382, 132195, 135972, 151080, 158634, 158760, 169965, 176260, 185073, 203958, 211512, 226620, 237951, 246764, 264390, 271944, 308455, 317268, 339930, 352520, 370146, 396585, 407916, 453240, 475902, 493528, 509895, 528780, 555219, 616910, 634536, 679860, 713853, 740292, 793170, 815832, 925365, 951804, 1019790, 1057560, 1110438, 1189755, 1233820, 1359720, 1427706, 1480584, 1586340, 1665657, 1850730, 1903608, 2039580, 2220876, 2379510, 2467640, 2776095, 2855412, 3172680, 3331314, 3569265, 3701460, 4079160, 4441752, 4759020, 4996971, 5552190, 5710824, 6662628, 7138530, 7402920, 8328285, 9518040, 9993942, 11104380, 13325256, 14277060, 16656570, 19987884, 22208760, 24984855, 28554120, 33313140, 39975768, 49969710, 66626280, 99939420, 199878840]

約数ペア:

[(1, 199878840), (2, 99939420), (3, 66626280), (4, 49969710), (5, 39975768), (6, 33313140), (7, 28554120), (8, 24984855), (9, 22208760), (10, 19987884), (12, 16656570), (14, 14277060), (15, 13325256), (18, 11104380), (20, 9993942), (21, 9518040), (24, 8328285), (27, 7402920), (28, 7138530), (30, 6662628), (35, 5710824), (36, 5552190), (40, 4996971), (42, 4759020), (45, 4441752), (49, 4079160), (54, 3701460), (56, 3569265), (60, 3331314), (63, 3172680), (70, 2855412), (72, 2776095), (81, 2467640), (84, 2379510), (90, 2220876), (98, 2039580), (105, 1903608), (108, 1850730), (120, 1665657), (126, 1586340), (135, 1480584), (140, 1427706), (147, 1359720), (162, 1233820), (168, 1189755), (180, 1110438), (189, 1057560), (196, 1019790), (210, 951804), (216, 925365), (245, 815832), (252, 793170), (270, 740292), (280, 713853), (294, 679860), (315, 634536), (324, 616910), (360, 555219), (378, 528780), (392, 509895), (405, 493528), (420, 475902), (441, 453240), (490, 407916), (504, 396585), (540, 370146), (567, 352520), (588, 339930), (630, 317268), (648, 308455), (735, 271944), (756, 264390), (810, 246764), (840, 237951), (882, 226620), (945, 211512), (980, 203958), (1080, 185073), (1134, 176260), (1176, 169965), (1259, 158760), (1260, 158634), (1323, 151080), (1470, 135972), (1512, 132195), (1620, 123382), (1764, 113310), (1890, 105756), (1960, 101979), (2205, 90648), (2268, 88130), (2518, 79380), (2520, 79317), (2646, 75540), (2835, 70504), (2940, 67986), (3240, 61691), (3528, 56655), (3777, 52920), (3780, 52878), (3969, 50360), (4410, 45324), (4536, 44065), (5036, 39690), (5292, 37770), (5670, 35252), (5880, 33993), (6295, 31752), (6615, 30216), (7554, 26460), (7560, 26439), (7938, 25180), (8813, 22680), (8820, 22662), (10072, 19845), (10584, 18885), (11331, 17640), (11340, 17626), (12590, 15876), (13230, 15108)]