2551642240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1043

約数の個数: 256

約数和(自身を含む): 7582924800

約数和(自身を除く): 5031282560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 128, 133, 140, 152, 155, 160, 190, 217, 224, 248, 266, 280, 304, 310, 320, 380, 434, 448, 496, 532, 560, 589, 608, 620, 640, 665, 760, 868, 896, 967, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1330, 1520, 1736, 1934, 1984, 2128, 2170, 2240, 2356, 2432, 2480, 2660, 2945, 3040, 3472, 3868, 3968, 4123, 4256, 4340, 4480, 4712, 4835, 4960, 5320, 5890, 6080, 6769, 6944, 7736, 8246, 8512, 8680, 9424, 9670, 9920, 10640, 11780, 12160, 13538, 13888, 15472, 16492, 17024, 17360, 18373, 18848, 19340, 19840, 20615, 21280, 23560, 27076, 27776, 29977, 30944, 32984, 33845, 34720, 36746, 37696, 38680, 41230, 42560, 47120, 54152, 59954, 61888, 65968, 67690, 69440, 73492, 75392, 77360, 82460, 85120, 91865, 94240, 108304, 119908, 123776, 128611, 131936, 135380, 138880, 146984, 149885, 154720, 164920, 183730, 188480, 209839, 216608, 239816, 257222, 263872, 270760, 293968, 299770, 309440, 329840, 367460, 376960, 419678, 433216, 479632, 514444, 527744, 541520, 569563, 587936, 599540, 618880, 643055, 659680, 734920, 839356, 866432, 959264, 1028888, 1049195, 1083040, 1139126, 1175872, 1199080, 1286110, 1319360, 1469840, 1678712, 1918528, 2057776, 2098390, 2166080, 2278252, 2351744, 2398160, 2572220, 2638720, 2847815, 2939680, 3357424, 3837056, 3986941, 4115552, 4196780, 4332160, 4556504, 4796320, 5144440, 5695630, 5879360, 6714848, 7973882, 8231104, 8393560, 9113008, 9592640, 10288880, 11391260, 11758720, 13429696, 15947764, 16462208, 16787120, 18226016, 19185280, 19934705, 20577760, 22782520, 26859392, 31895528, 33574240, 36452032, 39869410, 41155520, 45565040, 63791056, 67148480, 72904064, 79738820, 82311040, 91130080, 127582112, 134296960, 159477640, 182260160, 255164224, 318955280, 364520320, 510328448, 637910560, 1275821120, 2551642240]

約数ペア:

[(1, 2551642240), (2, 1275821120), (4, 637910560), (5, 510328448), (7, 364520320), (8, 318955280), (10, 255164224), (14, 182260160), (16, 159477640), (19, 134296960), (20, 127582112), (28, 91130080), (31, 82311040), (32, 79738820), (35, 72904064), (38, 67148480), (40, 63791056), (56, 45565040), (62, 41155520), (64, 39869410), (70, 36452032), (76, 33574240), (80, 31895528), (95, 26859392), (112, 22782520), (124, 20577760), (128, 19934705), (133, 19185280), (140, 18226016), (152, 16787120), (155, 16462208), (160, 15947764), (190, 13429696), (217, 11758720), (224, 11391260), (248, 10288880), (266, 9592640), (280, 9113008), (304, 8393560), (310, 8231104), (320, 7973882), (380, 6714848), (434, 5879360), (448, 5695630), (496, 5144440), (532, 4796320), (560, 4556504), (589, 4332160), (608, 4196780), (620, 4115552), (640, 3986941), (665, 3837056), (760, 3357424), (868, 2939680), (896, 2847815), (967, 2638720), (992, 2572220), (1064, 2398160), (1085, 2351744), (1120, 2278252), (1178, 2166080), (1216, 2098390), (1240, 2057776), (1330, 1918528), (1520, 1678712), (1736, 1469840), (1934, 1319360), (1984, 1286110), (2128, 1199080), (2170, 1175872), (2240, 1139126), (2356, 1083040), (2432, 1049195), (2480, 1028888), (2660, 959264), (2945, 866432), (3040, 839356), (3472, 734920), (3868, 659680), (3968, 643055), (4123, 618880), (4256, 599540), (4340, 587936), (4480, 569563), (4712, 541520), (4835, 527744), (4960, 514444), (5320, 479632), (5890, 433216), (6080, 419678), (6769, 376960), (6944, 367460), (7736, 329840), (8246, 309440), (8512, 299770), (8680, 293968), (9424, 270760), (9670, 263872), (9920, 257222), (10640, 239816), (11780, 216608), (12160, 209839), (13538, 188480), (13888, 183730), (15472, 164920), (16492, 154720), (17024, 149885), (17360, 146984), (18373, 138880), (18848, 135380), (19340, 131936), (19840, 128611), (20615, 123776), (21280, 119908), (23560, 108304), (27076, 94240), (27776, 91865), (29977, 85120), (30944, 82460), (32984, 77360), (33845, 75392), (34720, 73492), (36746, 69440), (37696, 67690), (38680, 65968), (41230, 61888), (42560, 59954), (47120, 54152)]