1489014940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2208

約数の個数: 144

約数和(自身を含む): 3919878144

約数和(自身を除く): 2430863204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 49, 62, 70, 92, 98, 115, 124, 140, 155, 161, 196, 217, 230, 245, 310, 322, 434, 460, 490, 620, 644, 713, 805, 868, 980, 1085, 1127, 1426, 1519, 1610, 2131, 2170, 2254, 2852, 3038, 3220, 3565, 4262, 4340, 4508, 4991, 5635, 6076, 7130, 7595, 8524, 9982, 10655, 11270, 14260, 14917, 15190, 19964, 21310, 22540, 24955, 29834, 30380, 34937, 42620, 49013, 49910, 59668, 66061, 69874, 74585, 98026, 99820, 104419, 132122, 139748, 149170, 174685, 196052, 208838, 245065, 264244, 298340, 330305, 343091, 349370, 417676, 462427, 490130, 522095, 660610, 686182, 698740, 924854, 980260, 1044190, 1321220, 1372364, 1519403, 1715455, 1849708, 2088380, 2312135, 2401637, 3038806, 3236989, 3430910, 4624270, 4803274, 6077612, 6473978, 6861820, 7597015, 9248540, 9606548, 10635821, 12008185, 12947956, 15194030, 16184945, 21271642, 24016370, 30388060, 32369890, 42543284, 48032740, 53179105, 64739780, 74450747, 106358210, 148901494, 212716420, 297802988, 372253735, 744507470, 1489014940]

約数ペア:

[(1, 1489014940), (2, 744507470), (4, 372253735), (5, 297802988), (7, 212716420), (10, 148901494), (14, 106358210), (20, 74450747), (23, 64739780), (28, 53179105), (31, 48032740), (35, 42543284), (46, 32369890), (49, 30388060), (62, 24016370), (70, 21271642), (92, 16184945), (98, 15194030), (115, 12947956), (124, 12008185), (140, 10635821), (155, 9606548), (161, 9248540), (196, 7597015), (217, 6861820), (230, 6473978), (245, 6077612), (310, 4803274), (322, 4624270), (434, 3430910), (460, 3236989), (490, 3038806), (620, 2401637), (644, 2312135), (713, 2088380), (805, 1849708), (868, 1715455), (980, 1519403), (1085, 1372364), (1127, 1321220), (1426, 1044190), (1519, 980260), (1610, 924854), (2131, 698740), (2170, 686182), (2254, 660610), (2852, 522095), (3038, 490130), (3220, 462427), (3565, 417676), (4262, 349370), (4340, 343091), (4508, 330305), (4991, 298340), (5635, 264244), (6076, 245065), (7130, 208838), (7595, 196052), (8524, 174685), (9982, 149170), (10655, 139748), (11270, 132122), (14260, 104419), (14917, 99820), (15190, 98026), (19964, 74585), (21310, 69874), (22540, 66061), (24955, 59668), (29834, 49910), (30380, 49013), (34937, 42620)]