18981965280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{82559}}^1$

素因数の和:83056

約数の個数: 96

約数和(自身を含む): 59918745600

約数和(自身を除く): 40936780320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 479, 480, 958, 1437, 1916, 2395, 2874, 3832, 4790, 5748, 7185, 7664, 9580, 11496, 14370, 15328, 19160, 22992, 28740, 38320, 45984, 57480, 76640, 82559, 114960, 165118, 229920, 247677, 330236, 412795, 495354, 660472, 825590, 990708, 1238385, 1320944, 1651180, 1981416, 2476770, 2641888, 3302360, 3962832, 4953540, 6604720, 7925664, 9907080, 13209440, 19814160, 39545761, 39628320, 79091522, 118637283, 158183044, 197728805, 237274566, 316366088, 395457610, 474549132, 593186415, 632732176, 790915220, 949098264, 1186372830, 1265464352, 1581830440, 1898196528, 2372745660, 3163660880, 3796393056, 4745491320, 6327321760, 9490982640, 18981965280]

約数ペア:

[(1, 18981965280), (2, 9490982640), (3, 6327321760), (4, 4745491320), (5, 3796393056), (6, 3163660880), (8, 2372745660), (10, 1898196528), (12, 1581830440), (15, 1265464352), (16, 1186372830), (20, 949098264), (24, 790915220), (30, 632732176), (32, 593186415), (40, 474549132), (48, 395457610), (60, 316366088), (80, 237274566), (96, 197728805), (120, 158183044), (160, 118637283), (240, 79091522), (479, 39628320), (480, 39545761), (958, 19814160), (1437, 13209440), (1916, 9907080), (2395, 7925664), (2874, 6604720), (3832, 4953540), (4790, 3962832), (5748, 3302360), (7185, 2641888), (7664, 2476770), (9580, 1981416), (11496, 1651180), (14370, 1320944), (15328, 1238385), (19160, 990708), (22992, 825590), (28740, 660472), (38320, 495354), (45984, 412795), (57480, 330236), (76640, 247677), (82559, 229920), (114960, 165118)]