71248680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1783}}^1$

素因数の和:1840

約数の個数: 128

約数和(自身を含む): 244051200

約数和(自身を除く): 172802520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 90, 108, 111, 120, 135, 148, 180, 185, 216, 222, 270, 296, 333, 360, 370, 444, 540, 555, 666, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1783, 1998, 2220, 2664, 3330, 3566, 3996, 4440, 4995, 5349, 6660, 7132, 7992, 8915, 9990, 10698, 13320, 14264, 16047, 17830, 19980, 21396, 26745, 32094, 35660, 39960, 42792, 48141, 53490, 64188, 65971, 71320, 80235, 96282, 106980, 128376, 131942, 160470, 192564, 197913, 213960, 240705, 263884, 320940, 329855, 385128, 395826, 481410, 527768, 593739, 641880, 659710, 791652, 962820, 989565, 1187478, 1319420, 1583304, 1781217, 1925640, 1979130, 2374956, 2638840, 2968695, 3562434, 3958260, 4749912, 5937390, 7124868, 7916520, 8906085, 11874780, 14249736, 17812170, 23749560, 35624340, 71248680]

約数ペア:

[(1, 71248680), (2, 35624340), (3, 23749560), (4, 17812170), (5, 14249736), (6, 11874780), (8, 8906085), (9, 7916520), (10, 7124868), (12, 5937390), (15, 4749912), (18, 3958260), (20, 3562434), (24, 2968695), (27, 2638840), (30, 2374956), (36, 1979130), (37, 1925640), (40, 1781217), (45, 1583304), (54, 1319420), (60, 1187478), (72, 989565), (74, 962820), (90, 791652), (108, 659710), (111, 641880), (120, 593739), (135, 527768), (148, 481410), (180, 395826), (185, 385128), (216, 329855), (222, 320940), (270, 263884), (296, 240705), (333, 213960), (360, 197913), (370, 192564), (444, 160470), (540, 131942), (555, 128376), (666, 106980), (740, 96282), (888, 80235), (999, 71320), (1080, 65971), (1110, 64188), (1332, 53490), (1480, 48141), (1665, 42792), (1783, 39960), (1998, 35660), (2220, 32094), (2664, 26745), (3330, 21396), (3566, 19980), (3996, 17830), (4440, 16047), (4995, 14264), (5349, 13320), (6660, 10698), (7132, 9990), (7992, 8915)]