1720474704

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1370

約数の個数: 240

約数和(自身を含む): 5589642240

約数和(自身を除く): 3869167536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 31, 36, 39, 46, 48, 52, 62, 69, 72, 78, 92, 93, 104, 117, 124, 138, 144, 156, 184, 186, 207, 208, 234, 248, 276, 279, 299, 312, 368, 372, 403, 414, 468, 496, 552, 558, 598, 624, 713, 744, 806, 828, 897, 936, 1104, 1116, 1196, 1209, 1289, 1426, 1488, 1612, 1656, 1794, 1872, 2139, 2232, 2392, 2418, 2578, 2691, 2852, 3224, 3312, 3588, 3627, 3867, 4278, 4464, 4784, 4836, 5156, 5382, 5704, 6417, 6448, 7176, 7254, 7734, 8556, 9269, 9672, 10312, 10764, 11408, 11601, 12834, 14352, 14508, 15468, 16757, 17112, 18538, 19344, 20624, 21528, 23202, 25668, 27807, 29016, 29647, 30936, 33514, 34224, 37076, 39959, 43056, 46404, 50271, 51336, 55614, 58032, 59294, 61872, 67028, 74152, 79918, 83421, 88941, 92808, 100542, 102672, 111228, 118588, 119877, 134056, 148304, 150813, 159836, 166842, 177882, 185616, 201084, 222456, 237176, 239754, 266823, 268112, 301626, 319672, 333684, 355764, 359631, 385411, 402168, 444912, 474352, 479508, 519467, 533646, 603252, 639344, 667368, 711528, 719262, 770822, 804336, 919057, 959016, 1038934, 1067292, 1156233, 1206504, 1334736, 1423056, 1438524, 1541644, 1558401, 1838114, 1918032, 2077868, 2134584, 2312466, 2413008, 2757171, 2877048, 3083288, 3116802, 3468699, 3676228, 4155736, 4269168, 4624932, 4675203, 5514342, 5754096, 6166576, 6233604, 6937398, 7352456, 8271513, 8311472, 9249864, 9350406, 11028684, 11947741, 12467208, 13874796, 14704912, 16543026, 18499728, 18700812, 22057368, 23895482, 24934416, 27749592, 33086052, 35843223, 37401624, 44114736, 47790964, 55499184, 66172104, 71686446, 74803248, 95581928, 107529669, 132344208, 143372892, 191163856, 215059338, 286745784, 430118676, 573491568, 860237352, 1720474704]

約数ペア:

[(1, 1720474704), (2, 860237352), (3, 573491568), (4, 430118676), (6, 286745784), (8, 215059338), (9, 191163856), (12, 143372892), (13, 132344208), (16, 107529669), (18, 95581928), (23, 74803248), (24, 71686446), (26, 66172104), (31, 55499184), (36, 47790964), (39, 44114736), (46, 37401624), (48, 35843223), (52, 33086052), (62, 27749592), (69, 24934416), (72, 23895482), (78, 22057368), (92, 18700812), (93, 18499728), (104, 16543026), (117, 14704912), (124, 13874796), (138, 12467208), (144, 11947741), (156, 11028684), (184, 9350406), (186, 9249864), (207, 8311472), (208, 8271513), (234, 7352456), (248, 6937398), (276, 6233604), (279, 6166576), (299, 5754096), (312, 5514342), (368, 4675203), (372, 4624932), (403, 4269168), (414, 4155736), (468, 3676228), (496, 3468699), (552, 3116802), (558, 3083288), (598, 2877048), (624, 2757171), (713, 2413008), (744, 2312466), (806, 2134584), (828, 2077868), (897, 1918032), (936, 1838114), (1104, 1558401), (1116, 1541644), (1196, 1438524), (1209, 1423056), (1289, 1334736), (1426, 1206504), (1488, 1156233), (1612, 1067292), (1656, 1038934), (1794, 959016), (1872, 919057), (2139, 804336), (2232, 770822), (2392, 719262), (2418, 711528), (2578, 667368), (2691, 639344), (2852, 603252), (3224, 533646), (3312, 519467), (3588, 479508), (3627, 474352), (3867, 444912), (4278, 402168), (4464, 385411), (4784, 359631), (4836, 355764), (5156, 333684), (5382, 319672), (5704, 301626), (6417, 268112), (6448, 266823), (7176, 239754), (7254, 237176), (7734, 222456), (8556, 201084), (9269, 185616), (9672, 177882), (10312, 166842), (10764, 159836), (11408, 150813), (11601, 148304), (12834, 134056), (14352, 119877), (14508, 118588), (15468, 111228), (16757, 102672), (17112, 100542), (18538, 92808), (19344, 88941), (20624, 83421), (21528, 79918), (23202, 74152), (25668, 67028), (27807, 61872), (29016, 59294), (29647, 58032), (30936, 55614), (33514, 51336), (34224, 50271), (37076, 46404), (39959, 43056)]