2648016280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{757}}^1$

素因数の和:850

約数の個数: 192

約数和(自身を含む): 7587155520

約数和(自身を除く): 4939139240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 280, 310, 364, 403, 434, 455, 520, 620, 728, 757, 806, 868, 910, 961, 1085, 1240, 1514, 1612, 1736, 1820, 1922, 2015, 2170, 2821, 3028, 3224, 3640, 3785, 3844, 4030, 4340, 4805, 5299, 5642, 6056, 6727, 7570, 7688, 8060, 8680, 9610, 9841, 10598, 11284, 12493, 13454, 14105, 15140, 16120, 19220, 19682, 21196, 22568, 23467, 24986, 26495, 26908, 28210, 30280, 33635, 38440, 39364, 42392, 46934, 49205, 49972, 52990, 53816, 56420, 62465, 67270, 68887, 78728, 87451, 93868, 98410, 99944, 105980, 112840, 117335, 124930, 134540, 137774, 164269, 174902, 187736, 196820, 211960, 234670, 249860, 269080, 275548, 305071, 328538, 344435, 349804, 393640, 437255, 469340, 499720, 551096, 610142, 657076, 688870, 699608, 727477, 821345, 874510, 938680, 1220284, 1314152, 1377740, 1454954, 1525355, 1642690, 1749020, 2135497, 2440568, 2755480, 2909908, 3050710, 3285380, 3498040, 3637385, 4270994, 5092339, 5819816, 6101420, 6570760, 7274770, 8541988, 9457201, 10184678, 10677485, 12202840, 14549540, 17083976, 18914402, 20369356, 21354970, 25461695, 29099080, 37828804, 40738712, 42709940, 47286005, 50923390, 66200407, 75657608, 85419880, 94572010, 101846780, 132400814, 189144020, 203693560, 264801628, 331002035, 378288040, 529603256, 662004070, 1324008140, 2648016280]

約数ペア:

[(1, 2648016280), (2, 1324008140), (4, 662004070), (5, 529603256), (7, 378288040), (8, 331002035), (10, 264801628), (13, 203693560), (14, 189144020), (20, 132400814), (26, 101846780), (28, 94572010), (31, 85419880), (35, 75657608), (40, 66200407), (52, 50923390), (56, 47286005), (62, 42709940), (65, 40738712), (70, 37828804), (91, 29099080), (104, 25461695), (124, 21354970), (130, 20369356), (140, 18914402), (155, 17083976), (182, 14549540), (217, 12202840), (248, 10677485), (260, 10184678), (280, 9457201), (310, 8541988), (364, 7274770), (403, 6570760), (434, 6101420), (455, 5819816), (520, 5092339), (620, 4270994), (728, 3637385), (757, 3498040), (806, 3285380), (868, 3050710), (910, 2909908), (961, 2755480), (1085, 2440568), (1240, 2135497), (1514, 1749020), (1612, 1642690), (1736, 1525355), (1820, 1454954), (1922, 1377740), (2015, 1314152), (2170, 1220284), (2821, 938680), (3028, 874510), (3224, 821345), (3640, 727477), (3785, 699608), (3844, 688870), (4030, 657076), (4340, 610142), (4805, 551096), (5299, 499720), (5642, 469340), (6056, 437255), (6727, 393640), (7570, 349804), (7688, 344435), (8060, 328538), (8680, 305071), (9610, 275548), (9841, 269080), (10598, 249860), (11284, 234670), (12493, 211960), (13454, 196820), (14105, 187736), (15140, 174902), (16120, 164269), (19220, 137774), (19682, 134540), (21196, 124930), (22568, 117335), (23467, 112840), (24986, 105980), (26495, 99944), (26908, 98410), (28210, 93868), (30280, 87451), (33635, 78728), (38440, 68887), (39364, 67270), (42392, 62465), (46934, 56420), (49205, 53816), (49972, 52990)]