31915620

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1$

素因数の和:237

約数の個数: 168

約数和(自身を含む): 110174400

約数和(自身を除く): 78258780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 199, 220, 243, 270, 297, 324, 330, 396, 398, 405, 486, 495, 540, 594, 597, 660, 729, 796, 810, 891, 972, 990, 995, 1188, 1194, 1215, 1458, 1485, 1620, 1782, 1791, 1980, 1990, 2189, 2388, 2430, 2673, 2916, 2970, 2985, 3564, 3582, 3645, 3980, 4378, 4455, 4860, 5346, 5373, 5940, 5970, 6567, 7164, 7290, 8019, 8756, 8910, 8955, 10692, 10746, 10945, 11940, 13134, 13365, 14580, 16038, 16119, 17820, 17910, 19701, 21492, 21890, 26268, 26730, 26865, 32076, 32238, 32835, 35820, 39402, 40095, 43780, 48357, 53460, 53730, 59103, 64476, 65670, 78804, 80190, 80595, 96714, 98505, 107460, 118206, 131340, 145071, 160380, 161190, 177309, 193428, 197010, 236412, 241785, 290142, 295515, 322380, 354618, 394020, 483570, 531927, 580284, 591030, 709236, 725355, 886545, 967140, 1063854, 1182060, 1450710, 1595781, 1773090, 2127708, 2659635, 2901420, 3191562, 3546180, 5319270, 6383124, 7978905, 10638540, 15957810, 31915620]

約数ペア:

[(1, 31915620), (2, 15957810), (3, 10638540), (4, 7978905), (5, 6383124), (6, 5319270), (9, 3546180), (10, 3191562), (11, 2901420), (12, 2659635), (15, 2127708), (18, 1773090), (20, 1595781), (22, 1450710), (27, 1182060), (30, 1063854), (33, 967140), (36, 886545), (44, 725355), (45, 709236), (54, 591030), (55, 580284), (60, 531927), (66, 483570), (81, 394020), (90, 354618), (99, 322380), (108, 295515), (110, 290142), (132, 241785), (135, 236412), (162, 197010), (165, 193428), (180, 177309), (198, 161190), (199, 160380), (220, 145071), (243, 131340), (270, 118206), (297, 107460), (324, 98505), (330, 96714), (396, 80595), (398, 80190), (405, 78804), (486, 65670), (495, 64476), (540, 59103), (594, 53730), (597, 53460), (660, 48357), (729, 43780), (796, 40095), (810, 39402), (891, 35820), (972, 32835), (990, 32238), (995, 32076), (1188, 26865), (1194, 26730), (1215, 26268), (1458, 21890), (1485, 21492), (1620, 19701), (1782, 17910), (1791, 17820), (1980, 16119), (1990, 16038), (2189, 14580), (2388, 13365), (2430, 13134), (2673, 11940), (2916, 10945), (2970, 10746), (2985, 10692), (3564, 8955), (3582, 8910), (3645, 8756), (3980, 8019), (4378, 7290), (4455, 7164), (4860, 6567), (5346, 5970), (5373, 5940)]