8638441280

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:622

約数の個数: 224

約数和(自身を含む): 24166982400

約数和(自身を除く): 15528541120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 211, 224, 245, 280, 320, 343, 373, 392, 422, 448, 490, 560, 686, 746, 784, 844, 980, 1055, 1120, 1372, 1477, 1492, 1568, 1688, 1715, 1865, 1960, 2110, 2240, 2611, 2744, 2954, 2984, 3136, 3376, 3430, 3730, 3920, 4220, 5222, 5488, 5908, 5968, 6752, 6860, 7385, 7460, 7840, 8440, 10339, 10444, 10976, 11816, 11936, 13055, 13504, 13720, 14770, 14920, 15680, 16880, 18277, 20678, 20888, 21952, 23632, 23872, 26110, 27440, 29540, 29840, 33760, 36554, 41356, 41776, 47264, 51695, 52220, 54880, 59080, 59680, 67520, 72373, 73108, 78703, 82712, 83552, 91385, 94528, 103390, 104440, 109760, 118160, 119360, 127939, 144746, 146216, 157406, 165424, 167104, 182770, 206780, 208880, 236320, 255878, 289492, 292432, 314812, 330848, 361865, 365540, 393515, 413560, 417760, 472640, 511756, 550921, 578984, 584864, 629624, 639695, 661696, 723730, 731080, 787030, 827120, 835520, 1023512, 1101842, 1157968, 1169728, 1259248, 1279390, 1447460, 1462160, 1574060, 1654240, 2047024, 2203684, 2315936, 2518496, 2558780, 2754605, 2894920, 2924320, 3148120, 3308480, 3856447, 4094048, 4407368, 4631872, 5036992, 5117560, 5509210, 5789840, 5848640, 6296240, 7712894, 8188096, 8814736, 10235120, 11018420, 11579680, 12592480, 15425788, 17629472, 19282235, 20470240, 22036840, 23159360, 25184960, 26995129, 30851576, 35258944, 38564470, 40940480, 44073680, 53990258, 61703152, 77128940, 88147360, 107980516, 123406304, 134975645, 154257880, 176294720, 215961032, 246812608, 269951290, 308515760, 431922064, 539902580, 617031520, 863844128, 1079805160, 1234063040, 1727688256, 2159610320, 4319220640, 8638441280]

約数ペア:

[(1, 8638441280), (2, 4319220640), (4, 2159610320), (5, 1727688256), (7, 1234063040), (8, 1079805160), (10, 863844128), (14, 617031520), (16, 539902580), (20, 431922064), (28, 308515760), (32, 269951290), (35, 246812608), (40, 215961032), (49, 176294720), (56, 154257880), (64, 134975645), (70, 123406304), (80, 107980516), (98, 88147360), (112, 77128940), (140, 61703152), (160, 53990258), (196, 44073680), (211, 40940480), (224, 38564470), (245, 35258944), (280, 30851576), (320, 26995129), (343, 25184960), (373, 23159360), (392, 22036840), (422, 20470240), (448, 19282235), (490, 17629472), (560, 15425788), (686, 12592480), (746, 11579680), (784, 11018420), (844, 10235120), (980, 8814736), (1055, 8188096), (1120, 7712894), (1372, 6296240), (1477, 5848640), (1492, 5789840), (1568, 5509210), (1688, 5117560), (1715, 5036992), (1865, 4631872), (1960, 4407368), (2110, 4094048), (2240, 3856447), (2611, 3308480), (2744, 3148120), (2954, 2924320), (2984, 2894920), (3136, 2754605), (3376, 2558780), (3430, 2518496), (3730, 2315936), (3920, 2203684), (4220, 2047024), (5222, 1654240), (5488, 1574060), (5908, 1462160), (5968, 1447460), (6752, 1279390), (6860, 1259248), (7385, 1169728), (7460, 1157968), (7840, 1101842), (8440, 1023512), (10339, 835520), (10444, 827120), (10976, 787030), (11816, 731080), (11936, 723730), (13055, 661696), (13504, 639695), (13720, 629624), (14770, 584864), (14920, 578984), (15680, 550921), (16880, 511756), (18277, 472640), (20678, 417760), (20888, 413560), (21952, 393515), (23632, 365540), (23872, 361865), (26110, 330848), (27440, 314812), (29540, 292432), (29840, 289492), (33760, 255878), (36554, 236320), (41356, 208880), (41776, 206780), (47264, 182770), (51695, 167104), (52220, 165424), (54880, 157406), (59080, 146216), (59680, 144746), (67520, 127939), (72373, 119360), (73108, 118160), (78703, 109760), (82712, 104440), (83552, 103390), (91385, 94528)]