1887655280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{283}}^1$

素因数の和:623

約数の個数: 160

約数和(自身を含む): 5169145344

約数和(自身を除く): 3281490064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 277, 280, 283, 301, 344, 430, 554, 560, 566, 602, 688, 860, 1108, 1132, 1204, 1385, 1415, 1505, 1720, 1939, 1981, 2216, 2264, 2408, 2770, 2830, 3010, 3440, 3878, 3962, 4432, 4528, 4816, 5540, 5660, 6020, 7756, 7924, 9695, 9905, 11080, 11320, 11911, 12040, 12169, 15512, 15848, 19390, 19810, 22160, 22640, 23822, 24080, 24338, 31024, 31696, 38780, 39620, 47644, 48676, 59555, 60845, 77560, 78391, 79240, 83377, 85183, 95288, 97352, 119110, 121690, 155120, 156782, 158480, 166754, 170366, 190576, 194704, 238220, 243380, 313564, 333508, 340732, 391955, 416885, 425915, 476440, 486760, 548737, 627128, 667016, 681464, 783910, 833770, 851830, 952880, 973520, 1097474, 1254256, 1334032, 1362928, 1567820, 1667540, 1703660, 2194948, 2743685, 3135640, 3335080, 3370813, 3407320, 4389896, 5487370, 6271280, 6670160, 6741626, 6814640, 8779792, 10974740, 13483252, 16854065, 21949480, 23595691, 26966504, 33708130, 43898960, 47191382, 53933008, 67416260, 94382764, 117978455, 134832520, 188765528, 235956910, 269665040, 377531056, 471913820, 943827640, 1887655280]

約数ペア:

[(1, 1887655280), (2, 943827640), (4, 471913820), (5, 377531056), (7, 269665040), (8, 235956910), (10, 188765528), (14, 134832520), (16, 117978455), (20, 94382764), (28, 67416260), (35, 53933008), (40, 47191382), (43, 43898960), (56, 33708130), (70, 26966504), (80, 23595691), (86, 21949480), (112, 16854065), (140, 13483252), (172, 10974740), (215, 8779792), (277, 6814640), (280, 6741626), (283, 6670160), (301, 6271280), (344, 5487370), (430, 4389896), (554, 3407320), (560, 3370813), (566, 3335080), (602, 3135640), (688, 2743685), (860, 2194948), (1108, 1703660), (1132, 1667540), (1204, 1567820), (1385, 1362928), (1415, 1334032), (1505, 1254256), (1720, 1097474), (1939, 973520), (1981, 952880), (2216, 851830), (2264, 833770), (2408, 783910), (2770, 681464), (2830, 667016), (3010, 627128), (3440, 548737), (3878, 486760), (3962, 476440), (4432, 425915), (4528, 416885), (4816, 391955), (5540, 340732), (5660, 333508), (6020, 313564), (7756, 243380), (7924, 238220), (9695, 194704), (9905, 190576), (11080, 170366), (11320, 166754), (11911, 158480), (12040, 156782), (12169, 155120), (15512, 121690), (15848, 119110), (19390, 97352), (19810, 95288), (22160, 85183), (22640, 83377), (23822, 79240), (24080, 78391), (24338, 77560), (31024, 60845), (31696, 59555), (38780, 48676), (39620, 47644)]