79387280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:337

約数の個数: 160

約数和(自身を含む): 231413760

約数和(自身を除く): 152026480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 238, 248, 269, 272, 280, 310, 340, 434, 476, 496, 527, 538, 560, 595, 620, 680, 868, 952, 1054, 1076, 1085, 1190, 1240, 1345, 1360, 1736, 1883, 1904, 2108, 2152, 2170, 2380, 2480, 2635, 2690, 3472, 3689, 3766, 4216, 4304, 4340, 4573, 4760, 5270, 5380, 7378, 7532, 8339, 8432, 8680, 9146, 9415, 9520, 10540, 10760, 14756, 15064, 16678, 17360, 18292, 18445, 18830, 21080, 21520, 22865, 29512, 30128, 32011, 33356, 36584, 36890, 37660, 41695, 42160, 45730, 58373, 59024, 64022, 66712, 73168, 73780, 75320, 83390, 91460, 116746, 128044, 133424, 141763, 147560, 150640, 160055, 166780, 182920, 233492, 256088, 283526, 291865, 295120, 320110, 333560, 365840, 466984, 512176, 567052, 583730, 640220, 667120, 708815, 933968, 992341, 1134104, 1167460, 1280440, 1417630, 1984682, 2268208, 2334920, 2560880, 2835260, 3969364, 4669840, 4961705, 5670520, 7938728, 9923410, 11341040, 15877456, 19846820, 39693640, 79387280]

約数ペア:

[(1, 79387280), (2, 39693640), (4, 19846820), (5, 15877456), (7, 11341040), (8, 9923410), (10, 7938728), (14, 5670520), (16, 4961705), (17, 4669840), (20, 3969364), (28, 2835260), (31, 2560880), (34, 2334920), (35, 2268208), (40, 1984682), (56, 1417630), (62, 1280440), (68, 1167460), (70, 1134104), (80, 992341), (85, 933968), (112, 708815), (119, 667120), (124, 640220), (136, 583730), (140, 567052), (155, 512176), (170, 466984), (217, 365840), (238, 333560), (248, 320110), (269, 295120), (272, 291865), (280, 283526), (310, 256088), (340, 233492), (434, 182920), (476, 166780), (496, 160055), (527, 150640), (538, 147560), (560, 141763), (595, 133424), (620, 128044), (680, 116746), (868, 91460), (952, 83390), (1054, 75320), (1076, 73780), (1085, 73168), (1190, 66712), (1240, 64022), (1345, 59024), (1360, 58373), (1736, 45730), (1883, 42160), (1904, 41695), (2108, 37660), (2152, 36890), (2170, 36584), (2380, 33356), (2480, 32011), (2635, 30128), (2690, 29512), (3472, 22865), (3689, 21520), (3766, 21080), (4216, 18830), (4304, 18445), (4340, 18292), (4573, 17360), (4760, 16678), (5270, 15064), (5380, 14756), (7378, 10760), (7532, 10540), (8339, 9520), (8432, 9415), (8680, 9146)]