26990460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:744

約数の個数: 144

約数和(自身を含む): 96724992

約数和(自身を除く): 69734532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 691, 868, 930, 1085, 1116, 1260, 1302, 1382, 1395, 1860, 1953, 2073, 2170, 2604, 2764, 2790, 3255, 3455, 3906, 4146, 4340, 4837, 5580, 6219, 6510, 6910, 7812, 8292, 9674, 9765, 10365, 12438, 13020, 13820, 14511, 19348, 19530, 20730, 21421, 24185, 24876, 29022, 31095, 39060, 41460, 42842, 43533, 48370, 58044, 62190, 64263, 72555, 85684, 87066, 96740, 107105, 124380, 128526, 145110, 149947, 174132, 192789, 214210, 217665, 257052, 290220, 299894, 321315, 385578, 428420, 435330, 449841, 599788, 642630, 749735, 771156, 870660, 899682, 963945, 1285260, 1349523, 1499470, 1799364, 1927890, 2249205, 2699046, 2998940, 3855780, 4498410, 5398092, 6747615, 8996820, 13495230, 26990460]

約数ペア:

[(1, 26990460), (2, 13495230), (3, 8996820), (4, 6747615), (5, 5398092), (6, 4498410), (7, 3855780), (9, 2998940), (10, 2699046), (12, 2249205), (14, 1927890), (15, 1799364), (18, 1499470), (20, 1349523), (21, 1285260), (28, 963945), (30, 899682), (31, 870660), (35, 771156), (36, 749735), (42, 642630), (45, 599788), (60, 449841), (62, 435330), (63, 428420), (70, 385578), (84, 321315), (90, 299894), (93, 290220), (105, 257052), (124, 217665), (126, 214210), (140, 192789), (155, 174132), (180, 149947), (186, 145110), (210, 128526), (217, 124380), (252, 107105), (279, 96740), (310, 87066), (315, 85684), (372, 72555), (420, 64263), (434, 62190), (465, 58044), (558, 48370), (620, 43533), (630, 42842), (651, 41460), (691, 39060), (868, 31095), (930, 29022), (1085, 24876), (1116, 24185), (1260, 21421), (1302, 20730), (1382, 19530), (1395, 19348), (1860, 14511), (1953, 13820), (2073, 13020), (2170, 12438), (2604, 10365), (2764, 9765), (2790, 9674), (3255, 8292), (3455, 7812), (3906, 6910), (4146, 6510), (4340, 6219), (4837, 5580)]