1990200132

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2801}}^1$

素因数の和:2880

約数の個数: 144

約数和(自身を含む): 5654480832

約数和(自身を除く): 3664280700

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 43, 51, 54, 68, 81, 86, 102, 108, 129, 153, 162, 172, 204, 243, 258, 306, 324, 387, 459, 486, 516, 612, 731, 774, 918, 972, 1161, 1377, 1462, 1548, 1836, 2193, 2322, 2754, 2801, 2924, 3483, 4131, 4386, 4644, 5508, 5602, 6579, 6966, 8262, 8403, 8772, 10449, 11204, 13158, 13932, 16524, 16806, 19737, 20898, 25209, 26316, 33612, 39474, 41796, 47617, 50418, 59211, 75627, 78948, 95234, 100836, 118422, 120443, 142851, 151254, 177633, 190468, 226881, 236844, 240886, 285702, 302508, 355266, 361329, 428553, 453762, 481772, 571404, 680643, 710532, 722658, 857106, 907524, 1083987, 1285659, 1361286, 1445316, 1714212, 2047531, 2167974, 2571318, 2722572, 3251961, 3856977, 4095062, 4335948, 5142636, 6142593, 6503922, 7713954, 8190124, 9755883, 11570931, 12285186, 13007844, 15427908, 18427779, 19511766, 23141862, 24570372, 29267649, 36855558, 39023532, 46283724, 55283337, 58535298, 73711116, 110566674, 117070596, 165850011, 221133348, 331700022, 497550033, 663400044, 995100066, 1990200132]

約数ペア:

[(1, 1990200132), (2, 995100066), (3, 663400044), (4, 497550033), (6, 331700022), (9, 221133348), (12, 165850011), (17, 117070596), (18, 110566674), (27, 73711116), (34, 58535298), (36, 55283337), (43, 46283724), (51, 39023532), (54, 36855558), (68, 29267649), (81, 24570372), (86, 23141862), (102, 19511766), (108, 18427779), (129, 15427908), (153, 13007844), (162, 12285186), (172, 11570931), (204, 9755883), (243, 8190124), (258, 7713954), (306, 6503922), (324, 6142593), (387, 5142636), (459, 4335948), (486, 4095062), (516, 3856977), (612, 3251961), (731, 2722572), (774, 2571318), (918, 2167974), (972, 2047531), (1161, 1714212), (1377, 1445316), (1462, 1361286), (1548, 1285659), (1836, 1083987), (2193, 907524), (2322, 857106), (2754, 722658), (2801, 710532), (2924, 680643), (3483, 571404), (4131, 481772), (4386, 453762), (4644, 428553), (5508, 361329), (5602, 355266), (6579, 302508), (6966, 285702), (8262, 240886), (8403, 236844), (8772, 226881), (10449, 190468), (11204, 177633), (13158, 151254), (13932, 142851), (16524, 120443), (16806, 118422), (19737, 100836), (20898, 95234), (25209, 78948), (26316, 75627), (33612, 59211), (39474, 50418), (41796, 47617)]