31493760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 102816000

約数和(自身を除く): 71322240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 282, 320, 349, 376, 384, 470, 480, 564, 640, 698, 705, 752, 940, 960, 1047, 1128, 1396, 1410, 1504, 1745, 1880, 1920, 2094, 2256, 2792, 2820, 3008, 3490, 3760, 4188, 4512, 5235, 5584, 5640, 6016, 6980, 7520, 8376, 9024, 10470, 11168, 11280, 13960, 15040, 16403, 16752, 18048, 20940, 22336, 22560, 27920, 30080, 32806, 33504, 41880, 44672, 45120, 49209, 55840, 65612, 67008, 82015, 83760, 90240, 98418, 111680, 131224, 134016, 164030, 167520, 196836, 223360, 246045, 262448, 328060, 335040, 393672, 492090, 524896, 656120, 670080, 787344, 984180, 1049792, 1312240, 1574688, 1968360, 2099584, 2624480, 3149376, 3936720, 5248960, 6298752, 7873440, 10497920, 15746880, 31493760]

約数ペア:

[(1, 31493760), (2, 15746880), (3, 10497920), (4, 7873440), (5, 6298752), (6, 5248960), (8, 3936720), (10, 3149376), (12, 2624480), (15, 2099584), (16, 1968360), (20, 1574688), (24, 1312240), (30, 1049792), (32, 984180), (40, 787344), (47, 670080), (48, 656120), (60, 524896), (64, 492090), (80, 393672), (94, 335040), (96, 328060), (120, 262448), (128, 246045), (141, 223360), (160, 196836), (188, 167520), (192, 164030), (235, 134016), (240, 131224), (282, 111680), (320, 98418), (349, 90240), (376, 83760), (384, 82015), (470, 67008), (480, 65612), (564, 55840), (640, 49209), (698, 45120), (705, 44672), (752, 41880), (940, 33504), (960, 32806), (1047, 30080), (1128, 27920), (1396, 22560), (1410, 22336), (1504, 20940), (1745, 18048), (1880, 16752), (1920, 16403), (2094, 15040), (2256, 13960), (2792, 11280), (2820, 11168), (3008, 10470), (3490, 9024), (3760, 8376), (4188, 7520), (4512, 6980), (5235, 6016), (5584, 5640)]