20761200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 180

約数和(自身を含む): 73958560

約数和(自身を除く): 53197360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 73, 75, 79, 80, 90, 100, 120, 144, 146, 150, 158, 180, 200, 219, 225, 237, 240, 292, 300, 316, 360, 365, 395, 400, 438, 450, 474, 584, 600, 632, 657, 711, 720, 730, 790, 876, 900, 948, 1095, 1168, 1185, 1200, 1264, 1314, 1422, 1460, 1580, 1752, 1800, 1825, 1896, 1975, 2190, 2370, 2628, 2844, 2920, 3160, 3285, 3504, 3555, 3600, 3650, 3792, 3950, 4380, 4740, 5256, 5475, 5688, 5767, 5840, 5925, 6320, 6570, 7110, 7300, 7900, 8760, 9480, 10512, 10950, 11376, 11534, 11850, 13140, 14220, 14600, 15800, 16425, 17301, 17520, 17775, 18960, 21900, 23068, 23700, 26280, 28440, 28835, 29200, 31600, 32850, 34602, 35550, 43800, 46136, 47400, 51903, 52560, 56880, 57670, 65700, 69204, 71100, 86505, 87600, 92272, 94800, 103806, 115340, 131400, 138408, 142200, 144175, 173010, 207612, 230680, 259515, 262800, 276816, 284400, 288350, 346020, 415224, 432525, 461360, 519030, 576700, 692040, 830448, 865050, 1038060, 1153400, 1297575, 1384080, 1730100, 2076120, 2306800, 2595150, 3460200, 4152240, 5190300, 6920400, 10380600, 20761200]

約数ペア:

[(1, 20761200), (2, 10380600), (3, 6920400), (4, 5190300), (5, 4152240), (6, 3460200), (8, 2595150), (9, 2306800), (10, 2076120), (12, 1730100), (15, 1384080), (16, 1297575), (18, 1153400), (20, 1038060), (24, 865050), (25, 830448), (30, 692040), (36, 576700), (40, 519030), (45, 461360), (48, 432525), (50, 415224), (60, 346020), (72, 288350), (73, 284400), (75, 276816), (79, 262800), (80, 259515), (90, 230680), (100, 207612), (120, 173010), (144, 144175), (146, 142200), (150, 138408), (158, 131400), (180, 115340), (200, 103806), (219, 94800), (225, 92272), (237, 87600), (240, 86505), (292, 71100), (300, 69204), (316, 65700), (360, 57670), (365, 56880), (395, 52560), (400, 51903), (438, 47400), (450, 46136), (474, 43800), (584, 35550), (600, 34602), (632, 32850), (657, 31600), (711, 29200), (720, 28835), (730, 28440), (790, 26280), (876, 23700), (900, 23068), (948, 21900), (1095, 18960), (1168, 17775), (1185, 17520), (1200, 17301), (1264, 16425), (1314, 15800), (1422, 14600), (1460, 14220), (1580, 13140), (1752, 11850), (1800, 11534), (1825, 11376), (1896, 10950), (1975, 10512), (2190, 9480), (2370, 8760), (2628, 7900), (2844, 7300), (2920, 7110), (3160, 6570), (3285, 6320), (3504, 5925), (3555, 5840), (3600, 5767), (3650, 5688), (3792, 5475), (3950, 5256), (4380, 4740)]