820508256

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1277}}^1$

素因数の和:1413

約数の個数: 144

約数和(自身を含む): 2461796064

約数和(自身を除く): 1641287808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 97, 138, 144, 184, 194, 207, 276, 288, 291, 368, 388, 414, 552, 582, 736, 776, 828, 873, 1104, 1164, 1277, 1552, 1656, 1746, 2208, 2231, 2328, 2554, 3104, 3312, 3492, 3831, 4462, 4656, 5108, 6624, 6693, 6984, 7662, 8924, 9312, 10216, 11493, 13386, 13968, 15324, 17848, 20079, 20432, 22986, 26772, 27936, 29371, 30648, 35696, 40158, 40864, 45972, 53544, 58742, 61296, 71392, 80316, 88113, 91944, 107088, 117484, 122592, 123869, 160632, 176226, 183888, 214176, 234968, 247738, 264339, 321264, 352452, 367776, 371607, 469936, 495476, 528678, 642528, 704904, 743214, 939872, 990952, 1057356, 1114821, 1409808, 1486428, 1981904, 2114712, 2229642, 2819616, 2848987, 2972856, 3963808, 4229424, 4459284, 5697974, 5945712, 8458848, 8546961, 8918568, 11395948, 11891424, 17093922, 17837136, 22791896, 25640883, 34187844, 35674272, 45583792, 51281766, 68375688, 91167584, 102563532, 136751376, 205127064, 273502752, 410254128, 820508256]

約数ペア:

[(1, 820508256), (2, 410254128), (3, 273502752), (4, 205127064), (6, 136751376), (8, 102563532), (9, 91167584), (12, 68375688), (16, 51281766), (18, 45583792), (23, 35674272), (24, 34187844), (32, 25640883), (36, 22791896), (46, 17837136), (48, 17093922), (69, 11891424), (72, 11395948), (92, 8918568), (96, 8546961), (97, 8458848), (138, 5945712), (144, 5697974), (184, 4459284), (194, 4229424), (207, 3963808), (276, 2972856), (288, 2848987), (291, 2819616), (368, 2229642), (388, 2114712), (414, 1981904), (552, 1486428), (582, 1409808), (736, 1114821), (776, 1057356), (828, 990952), (873, 939872), (1104, 743214), (1164, 704904), (1277, 642528), (1552, 528678), (1656, 495476), (1746, 469936), (2208, 371607), (2231, 367776), (2328, 352452), (2554, 321264), (3104, 264339), (3312, 247738), (3492, 234968), (3831, 214176), (4462, 183888), (4656, 176226), (5108, 160632), (6624, 123869), (6693, 122592), (6984, 117484), (7662, 107088), (8924, 91944), (9312, 88113), (10216, 80316), (11493, 71392), (13386, 61296), (13968, 58742), (15324, 53544), (17848, 45972), (20079, 40864), (20432, 40158), (22986, 35696), (26772, 30648), (27936, 29371)]