207819720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1380

約数の個数: 192

約数和(自身を含む): 742435200

約数和(自身を除く): 534615480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 207, 228, 230, 276, 285, 342, 345, 360, 380, 414, 437, 456, 460, 552, 570, 684, 690, 760, 828, 855, 874, 920, 1035, 1140, 1311, 1321, 1368, 1380, 1656, 1710, 1748, 2070, 2185, 2280, 2622, 2642, 2760, 3420, 3496, 3933, 3963, 4140, 4370, 5244, 5284, 6555, 6605, 6840, 7866, 7926, 8280, 8740, 10488, 10568, 11889, 13110, 13210, 15732, 15852, 17480, 19665, 19815, 23778, 25099, 26220, 26420, 30383, 31464, 31704, 39330, 39630, 47556, 50198, 52440, 52840, 59445, 60766, 75297, 78660, 79260, 91149, 95112, 100396, 118890, 121532, 125495, 150594, 151915, 157320, 158520, 182298, 200792, 225891, 237780, 243064, 250990, 273447, 301188, 303830, 364596, 376485, 451782, 455745, 475560, 501980, 546894, 577277, 602376, 607660, 729192, 752970, 903564, 911490, 1003960, 1093788, 1129455, 1154554, 1215320, 1367235, 1505940, 1731831, 1807128, 1822980, 2187576, 2258910, 2309108, 2734470, 2886385, 3011880, 3463662, 3645960, 4517820, 4618216, 5195493, 5468940, 5772770, 6927324, 8659155, 9035640, 10390986, 10937880, 11545540, 13854648, 17318310, 20781972, 23091080, 25977465, 34636620, 41563944, 51954930, 69273240, 103909860, 207819720]

約数ペア:

[(1, 207819720), (2, 103909860), (3, 69273240), (4, 51954930), (5, 41563944), (6, 34636620), (8, 25977465), (9, 23091080), (10, 20781972), (12, 17318310), (15, 13854648), (18, 11545540), (19, 10937880), (20, 10390986), (23, 9035640), (24, 8659155), (30, 6927324), (36, 5772770), (38, 5468940), (40, 5195493), (45, 4618216), (46, 4517820), (57, 3645960), (60, 3463662), (69, 3011880), (72, 2886385), (76, 2734470), (90, 2309108), (92, 2258910), (95, 2187576), (114, 1822980), (115, 1807128), (120, 1731831), (138, 1505940), (152, 1367235), (171, 1215320), (180, 1154554), (184, 1129455), (190, 1093788), (207, 1003960), (228, 911490), (230, 903564), (276, 752970), (285, 729192), (342, 607660), (345, 602376), (360, 577277), (380, 546894), (414, 501980), (437, 475560), (456, 455745), (460, 451782), (552, 376485), (570, 364596), (684, 303830), (690, 301188), (760, 273447), (828, 250990), (855, 243064), (874, 237780), (920, 225891), (1035, 200792), (1140, 182298), (1311, 158520), (1321, 157320), (1368, 151915), (1380, 150594), (1656, 125495), (1710, 121532), (1748, 118890), (2070, 100396), (2185, 95112), (2280, 91149), (2622, 79260), (2642, 78660), (2760, 75297), (3420, 60766), (3496, 59445), (3933, 52840), (3963, 52440), (4140, 50198), (4370, 47556), (5244, 39630), (5284, 39330), (6555, 31704), (6605, 31464), (6840, 30383), (7866, 26420), (7926, 26220), (8280, 25099), (8740, 23778), (10488, 19815), (10568, 19665), (11889, 17480), (13110, 15852), (13210, 15732)]