20277908280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{4463}}^1$

素因数の和:5091

約数の個数: 256

約数和(自身を含む): 77395046400

約数和(自身を除く): 57117138120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 601, 630, 756, 840, 945, 1080, 1202, 1260, 1512, 1803, 1890, 2404, 2520, 3005, 3606, 3780, 4207, 4463, 4808, 5409, 6010, 7212, 7560, 8414, 8926, 9015, 10818, 12020, 12621, 13389, 14424, 16227, 16828, 17852, 18030, 21035, 21636, 22315, 24040, 25242, 26778, 27045, 31241, 32454, 33656, 35704, 36060, 37863, 40167, 42070, 43272, 44630, 50484, 53556, 54090, 62482, 63105, 64908, 66945, 72120, 75726, 80334, 81135, 84140, 89260, 93723, 100968, 107112, 108180, 113589, 120501, 124964, 126210, 129816, 133890, 151452, 156205, 160668, 162270, 168280, 178520, 187446, 189315, 200835, 216360, 227178, 241002, 249928, 252420, 267780, 281169, 302904, 312410, 321336, 324540, 374892, 378630, 401670, 454356, 468615, 482004, 504840, 535560, 562338, 567945, 602505, 624820, 649080, 749784, 757260, 803340, 843507, 908712, 937230, 964008, 1124676, 1135890, 1205010, 1249640, 1405845, 1514520, 1606680, 1687014, 1874460, 2249352, 2271780, 2410020, 2682263, 2811690, 3374028, 3748920, 4217535, 4543560, 4820040, 5364526, 5623380, 6748056, 8046789, 8435070, 10729052, 11246760, 13411315, 16093578, 16870140, 18775841, 21458104, 24140367, 26822630, 32187156, 33740280, 37551682, 40233945, 48280734, 53645260, 56327523, 64374312, 72421101, 75103364, 80467890, 93879205, 96561468, 107290520, 112655046, 120701835, 144842202, 150206728, 160935780, 168982569, 187758410, 193122936, 225310092, 241403670, 281637615, 289684404, 321871560, 337965138, 362105505, 375516820, 450620184, 482807340, 506947707, 563275230, 579368808, 675930276, 724211010, 751033640, 844912845, 965614680, 1013895414, 1126550460, 1351860552, 1448422020, 1689825690, 2027790828, 2253100920, 2534738535, 2896844040, 3379651380, 4055581656, 5069477070, 6759302760, 10138954140, 20277908280]

約数ペア:

[(1, 20277908280), (2, 10138954140), (3, 6759302760), (4, 5069477070), (5, 4055581656), (6, 3379651380), (7, 2896844040), (8, 2534738535), (9, 2253100920), (10, 2027790828), (12, 1689825690), (14, 1448422020), (15, 1351860552), (18, 1126550460), (20, 1013895414), (21, 965614680), (24, 844912845), (27, 751033640), (28, 724211010), (30, 675930276), (35, 579368808), (36, 563275230), (40, 506947707), (42, 482807340), (45, 450620184), (54, 375516820), (56, 362105505), (60, 337965138), (63, 321871560), (70, 289684404), (72, 281637615), (84, 241403670), (90, 225310092), (105, 193122936), (108, 187758410), (120, 168982569), (126, 160935780), (135, 150206728), (140, 144842202), (168, 120701835), (180, 112655046), (189, 107290520), (210, 96561468), (216, 93879205), (252, 80467890), (270, 75103364), (280, 72421101), (315, 64374312), (360, 56327523), (378, 53645260), (420, 48280734), (504, 40233945), (540, 37551682), (601, 33740280), (630, 32187156), (756, 26822630), (840, 24140367), (945, 21458104), (1080, 18775841), (1202, 16870140), (1260, 16093578), (1512, 13411315), (1803, 11246760), (1890, 10729052), (2404, 8435070), (2520, 8046789), (3005, 6748056), (3606, 5623380), (3780, 5364526), (4207, 4820040), (4463, 4543560), (4808, 4217535), (5409, 3748920), (6010, 3374028), (7212, 2811690), (7560, 2682263), (8414, 2410020), (8926, 2271780), (9015, 2249352), (10818, 1874460), (12020, 1687014), (12621, 1606680), (13389, 1514520), (14424, 1405845), (16227, 1249640), (16828, 1205010), (17852, 1135890), (18030, 1124676), (21035, 964008), (21636, 937230), (22315, 908712), (24040, 843507), (25242, 803340), (26778, 757260), (27045, 749784), (31241, 649080), (32454, 624820), (33656, 602505), (35704, 567945), (36060, 562338), (37863, 535560), (40167, 504840), (42070, 482004), (43272, 468615), (44630, 454356), (50484, 401670), (53556, 378630), (54090, 374892), (62482, 324540), (63105, 321336), (64908, 312410), (66945, 302904), (72120, 281169), (75726, 267780), (80334, 252420), (81135, 249928), (84140, 241002), (89260, 227178), (93723, 216360), (100968, 200835), (107112, 189315), (108180, 187446), (113589, 178520), (120501, 168280), (124964, 162270), (126210, 160668), (129816, 156205), (133890, 151452)]