28703376640

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{2131}}^1$

素因数の和:2788

約数の個数: 144

約数和(自身を含む): 72949705920

約数和(自身を除く): 44246329280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 619, 640, 680, 1088, 1238, 1280, 1360, 2131, 2176, 2476, 2720, 3095, 4262, 4352, 4952, 5440, 6190, 8524, 9904, 10523, 10655, 10880, 12380, 17048, 19808, 21046, 21310, 21760, 24760, 34096, 36227, 39616, 42092, 42620, 49520, 52615, 68192, 72454, 79232, 84184, 85240, 99040, 105230, 136384, 144908, 158464, 168368, 170480, 181135, 198080, 210460, 272768, 289816, 336736, 340960, 362270, 396160, 420920, 545536, 579632, 673472, 681920, 724540, 792320, 841840, 1159264, 1319089, 1346944, 1363840, 1449080, 1683680, 2318528, 2638178, 2693888, 2727680, 2898160, 3367360, 4637056, 5276356, 5796320, 6595445, 6734720, 9274112, 10552712, 11592640, 13190890, 13469440, 21105424, 22424513, 23185280, 26381780, 42210848, 44849026, 46370560, 52763560, 84421696, 89698052, 105527120, 112122565, 168843392, 179396104, 211054240, 224245130, 337686784, 358792208, 422108480, 448490260, 717584416, 844216960, 896980520, 1435168832, 1688433920, 1793961040, 2870337664, 3587922080, 5740675328, 7175844160, 14351688320, 28703376640]

約数ペア:

[(1, 28703376640), (2, 14351688320), (4, 7175844160), (5, 5740675328), (8, 3587922080), (10, 2870337664), (16, 1793961040), (17, 1688433920), (20, 1435168832), (32, 896980520), (34, 844216960), (40, 717584416), (64, 448490260), (68, 422108480), (80, 358792208), (85, 337686784), (128, 224245130), (136, 211054240), (160, 179396104), (170, 168843392), (256, 112122565), (272, 105527120), (320, 89698052), (340, 84421696), (544, 52763560), (619, 46370560), (640, 44849026), (680, 42210848), (1088, 26381780), (1238, 23185280), (1280, 22424513), (1360, 21105424), (2131, 13469440), (2176, 13190890), (2476, 11592640), (2720, 10552712), (3095, 9274112), (4262, 6734720), (4352, 6595445), (4952, 5796320), (5440, 5276356), (6190, 4637056), (8524, 3367360), (9904, 2898160), (10523, 2727680), (10655, 2693888), (10880, 2638178), (12380, 2318528), (17048, 1683680), (19808, 1449080), (21046, 1363840), (21310, 1346944), (21760, 1319089), (24760, 1159264), (34096, 841840), (36227, 792320), (39616, 724540), (42092, 681920), (42620, 673472), (49520, 579632), (52615, 545536), (68192, 420920), (72454, 396160), (79232, 362270), (84184, 340960), (85240, 336736), (99040, 289816), (105230, 272768), (136384, 210460), (144908, 198080), (158464, 181135), (168368, 170480)]