15804519920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1\times {\mathrm{1181}}^1$

素因数の和:2263

約数の個数: 160

約数和(自身を含む): 43900047360

約数和(自身を除く): 28095527440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1039, 1181, 1288, 1610, 1840, 2078, 2362, 2576, 3220, 4156, 4724, 5195, 5905, 6440, 7273, 8267, 8312, 9448, 10390, 11810, 12880, 14546, 16534, 16624, 18896, 20780, 23620, 23897, 27163, 29092, 33068, 36365, 41335, 41560, 47240, 47794, 54326, 58184, 66136, 72730, 82670, 83120, 94480, 95588, 108652, 116368, 119485, 132272, 135815, 145460, 165340, 167279, 190141, 191176, 217304, 238970, 271630, 290920, 330680, 334558, 380282, 382352, 434608, 477940, 543260, 581840, 661360, 669116, 760564, 836395, 950705, 955880, 1086520, 1227059, 1338232, 1521128, 1672790, 1901410, 1911760, 2173040, 2454118, 2676464, 3042256, 3345580, 3802820, 4908236, 6135295, 6691160, 7605640, 8589413, 9816472, 12270590, 13382320, 15211280, 17178826, 19632944, 24541180, 28222357, 34357652, 42947065, 49082360, 56444714, 68715304, 85894130, 98164720, 112889428, 137430608, 141111785, 171788260, 197556499, 225778856, 282223570, 343576520, 395112998, 451557712, 564447140, 687153040, 790225996, 987782495, 1128894280, 1580451992, 1975564990, 2257788560, 3160903984, 3951129980, 7902259960, 15804519920]

約数ペア:

[(1, 15804519920), (2, 7902259960), (4, 3951129980), (5, 3160903984), (7, 2257788560), (8, 1975564990), (10, 1580451992), (14, 1128894280), (16, 987782495), (20, 790225996), (23, 687153040), (28, 564447140), (35, 451557712), (40, 395112998), (46, 343576520), (56, 282223570), (70, 225778856), (80, 197556499), (92, 171788260), (112, 141111785), (115, 137430608), (140, 112889428), (161, 98164720), (184, 85894130), (230, 68715304), (280, 56444714), (322, 49082360), (368, 42947065), (460, 34357652), (560, 28222357), (644, 24541180), (805, 19632944), (920, 17178826), (1039, 15211280), (1181, 13382320), (1288, 12270590), (1610, 9816472), (1840, 8589413), (2078, 7605640), (2362, 6691160), (2576, 6135295), (3220, 4908236), (4156, 3802820), (4724, 3345580), (5195, 3042256), (5905, 2676464), (6440, 2454118), (7273, 2173040), (8267, 1911760), (8312, 1901410), (9448, 1672790), (10390, 1521128), (11810, 1338232), (12880, 1227059), (14546, 1086520), (16534, 955880), (16624, 950705), (18896, 836395), (20780, 760564), (23620, 669116), (23897, 661360), (27163, 581840), (29092, 543260), (33068, 477940), (36365, 434608), (41335, 382352), (41560, 380282), (47240, 334558), (47794, 330680), (54326, 290920), (58184, 271630), (66136, 238970), (72730, 217304), (82670, 191176), (83120, 190141), (94480, 167279), (95588, 165340), (108652, 145460), (116368, 135815), (119485, 132272)]