71318880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{5503}}^1$

素因数の和:5530

約数の個数: 120

約数和(自身を含む): 251741952

約数和(自身を除く): 180423072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 5503, 6480, 11006, 12960, 16509, 22012, 27515, 33018, 44024, 49527, 55030, 66036, 82545, 88048, 99054, 110060, 132072, 148581, 165090, 176096, 198108, 220120, 247635, 264144, 297162, 330180, 396216, 440240, 445743, 495270, 528288, 594324, 660360, 742905, 792432, 880480, 891486, 990540, 1188648, 1320720, 1485810, 1584864, 1782972, 1981080, 2228715, 2377296, 2641440, 2971620, 3565944, 3962160, 4457430, 4754592, 5943240, 7131888, 7924320, 8914860, 11886480, 14263776, 17829720, 23772960, 35659440, 71318880]

約数ペア:

[(1, 71318880), (2, 35659440), (3, 23772960), (4, 17829720), (5, 14263776), (6, 11886480), (8, 8914860), (9, 7924320), (10, 7131888), (12, 5943240), (15, 4754592), (16, 4457430), (18, 3962160), (20, 3565944), (24, 2971620), (27, 2641440), (30, 2377296), (32, 2228715), (36, 1981080), (40, 1782972), (45, 1584864), (48, 1485810), (54, 1320720), (60, 1188648), (72, 990540), (80, 891486), (81, 880480), (90, 792432), (96, 742905), (108, 660360), (120, 594324), (135, 528288), (144, 495270), (160, 445743), (162, 440240), (180, 396216), (216, 330180), (240, 297162), (270, 264144), (288, 247635), (324, 220120), (360, 198108), (405, 176096), (432, 165090), (480, 148581), (540, 132072), (648, 110060), (720, 99054), (810, 88048), (864, 82545), (1080, 66036), (1296, 55030), (1440, 49527), (1620, 44024), (2160, 33018), (2592, 27515), (3240, 22012), (4320, 16509), (5503, 12960), (6480, 11006)]