971141220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{563}}^1$

素因数の和:659

約数の個数: 216

約数和(自身を含む): 3466217664

約数和(自身を除く): 2495076444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 563, 630, 666, 740, 777, 1036, 1110, 1126, 1260, 1295, 1332, 1369, 1554, 1665, 1689, 2220, 2252, 2331, 2590, 2738, 2815, 3108, 3330, 3378, 3885, 3941, 4107, 4662, 5067, 5180, 5476, 5630, 6660, 6756, 6845, 7770, 7882, 8214, 8445, 9324, 9583, 10134, 11260, 11655, 11823, 12321, 13690, 15540, 15764, 16428, 16890, 19166, 19705, 20268, 20535, 20831, 23310, 23646, 24642, 25335, 27380, 28749, 33780, 35469, 38332, 39410, 41070, 41662, 46620, 47292, 47915, 49284, 50670, 57498, 59115, 61605, 62493, 70938, 78820, 82140, 83324, 86247, 95830, 101340, 104155, 114996, 118230, 123210, 124986, 141876, 143745, 145817, 172494, 177345, 187479, 191660, 208310, 236460, 246420, 249972, 287490, 291634, 312465, 344988, 354690, 374958, 416620, 431235, 437451, 574980, 583268, 624930, 709380, 729085, 749916, 770747, 862470, 874902, 937395, 1249860, 1312353, 1458170, 1541494, 1724940, 1749804, 1874790, 2187255, 2312241, 2624706, 2916340, 3082988, 3749580, 3853735, 4374510, 4624482, 5249412, 5395229, 6561765, 6936723, 7707470, 8749020, 9248964, 10790458, 11561205, 13123530, 13873446, 15414940, 16185687, 21580916, 23122410, 26247060, 26976145, 27746892, 32371374, 34683615, 46244820, 48557061, 53952290, 64742748, 69367230, 80928435, 97114122, 107904580, 138734460, 161856870, 194228244, 242785305, 323713740, 485570610, 971141220]

約数ペア:

[(1, 971141220), (2, 485570610), (3, 323713740), (4, 242785305), (5, 194228244), (6, 161856870), (7, 138734460), (9, 107904580), (10, 97114122), (12, 80928435), (14, 69367230), (15, 64742748), (18, 53952290), (20, 48557061), (21, 46244820), (28, 34683615), (30, 32371374), (35, 27746892), (36, 26976145), (37, 26247060), (42, 23122410), (45, 21580916), (60, 16185687), (63, 15414940), (70, 13873446), (74, 13123530), (84, 11561205), (90, 10790458), (105, 9248964), (111, 8749020), (126, 7707470), (140, 6936723), (148, 6561765), (180, 5395229), (185, 5249412), (210, 4624482), (222, 4374510), (252, 3853735), (259, 3749580), (315, 3082988), (333, 2916340), (370, 2624706), (420, 2312241), (444, 2187255), (518, 1874790), (555, 1749804), (563, 1724940), (630, 1541494), (666, 1458170), (740, 1312353), (777, 1249860), (1036, 937395), (1110, 874902), (1126, 862470), (1260, 770747), (1295, 749916), (1332, 729085), (1369, 709380), (1554, 624930), (1665, 583268), (1689, 574980), (2220, 437451), (2252, 431235), (2331, 416620), (2590, 374958), (2738, 354690), (2815, 344988), (3108, 312465), (3330, 291634), (3378, 287490), (3885, 249972), (3941, 246420), (4107, 236460), (4662, 208310), (5067, 191660), (5180, 187479), (5476, 177345), (5630, 172494), (6660, 145817), (6756, 143745), (6845, 141876), (7770, 124986), (7882, 123210), (8214, 118230), (8445, 114996), (9324, 104155), (9583, 101340), (10134, 95830), (11260, 86247), (11655, 83324), (11823, 82140), (12321, 78820), (13690, 70938), (15540, 62493), (15764, 61605), (16428, 59115), (16890, 57498), (19166, 50670), (19705, 49284), (20268, 47915), (20535, 47292), (20831, 46620), (23310, 41662), (23646, 41070), (24642, 39410), (25335, 38332), (27380, 35469), (28749, 33780)]