31141800

素因数分解:

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

素因数の和:177

約数の個数: 192

約数和(自身を含む): 110112000

約数和(自身を除く): 78970200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 73, 75, 79, 90, 100, 108, 120, 135, 146, 150, 158, 180, 200, 216, 219, 225, 237, 270, 292, 300, 316, 360, 365, 395, 438, 450, 474, 540, 584, 600, 632, 657, 675, 711, 730, 790, 876, 900, 948, 1080, 1095, 1185, 1314, 1350, 1422, 1460, 1580, 1752, 1800, 1825, 1896, 1971, 1975, 2133, 2190, 2370, 2628, 2700, 2844, 2920, 3160, 3285, 3555, 3650, 3942, 3950, 4266, 4380, 4740, 5256, 5400, 5475, 5688, 5767, 5925, 6570, 7110, 7300, 7884, 7900, 8532, 8760, 9480, 9855, 10665, 10950, 11534, 11850, 13140, 14220, 14600, 15768, 15800, 16425, 17064, 17301, 17775, 19710, 21330, 21900, 23068, 23700, 26280, 28440, 28835, 32850, 34602, 35550, 39420, 42660, 43800, 46136, 47400, 49275, 51903, 53325, 57670, 65700, 69204, 71100, 78840, 85320, 86505, 98550, 103806, 106650, 115340, 131400, 138408, 142200, 144175, 155709, 173010, 197100, 207612, 213300, 230680, 259515, 288350, 311418, 346020, 394200, 415224, 426600, 432525, 519030, 576700, 622836, 692040, 778545, 865050, 1038060, 1153400, 1245672, 1297575, 1557090, 1730100, 2076120, 2595150, 3114180, 3460200, 3892725, 5190300, 6228360, 7785450, 10380600, 15570900, 31141800]

約数ペア:

[(1, 31141800), (2, 15570900), (3, 10380600), (4, 7785450), (5, 6228360), (6, 5190300), (8, 3892725), (9, 3460200), (10, 3114180), (12, 2595150), (15, 2076120), (18, 1730100), (20, 1557090), (24, 1297575), (25, 1245672), (27, 1153400), (30, 1038060), (36, 865050), (40, 778545), (45, 692040), (50, 622836), (54, 576700), (60, 519030), (72, 432525), (73, 426600), (75, 415224), (79, 394200), (90, 346020), (100, 311418), (108, 288350), (120, 259515), (135, 230680), (146, 213300), (150, 207612), (158, 197100), (180, 173010), (200, 155709), (216, 144175), (219, 142200), (225, 138408), (237, 131400), (270, 115340), (292, 106650), (300, 103806), (316, 98550), (360, 86505), (365, 85320), (395, 78840), (438, 71100), (450, 69204), (474, 65700), (540, 57670), (584, 53325), (600, 51903), (632, 49275), (657, 47400), (675, 46136), (711, 43800), (730, 42660), (790, 39420), (876, 35550), (900, 34602), (948, 32850), (1080, 28835), (1095, 28440), (1185, 26280), (1314, 23700), (1350, 23068), (1422, 21900), (1460, 21330), (1580, 19710), (1752, 17775), (1800, 17301), (1825, 17064), (1896, 16425), (1971, 15800), (1975, 15768), (2133, 14600), (2190, 14220), (2370, 13140), (2628, 11850), (2700, 11534), (2844, 10950), (2920, 10665), (3160, 9855), (3285, 9480), (3555, 8760), (3650, 8532), (3942, 7900), (3950, 7884), (4266, 7300), (4380, 7110), (4740, 6570), (5256, 5925), (5400, 5767), (5475, 5688)]