77540520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:583

約数の個数: 128

約数和(自身を含む): 248832000

約数和(自身を除く): 171291480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 479, 568, 570, 710, 760, 852, 958, 1065, 1140, 1349, 1420, 1437, 1704, 1916, 2130, 2280, 2395, 2698, 2840, 2874, 3832, 4047, 4260, 4790, 5396, 5748, 6745, 7185, 8094, 8520, 9101, 9580, 10792, 11496, 13490, 14370, 16188, 18202, 19160, 20235, 26980, 27303, 28740, 32376, 34009, 36404, 40470, 45505, 53960, 54606, 57480, 68018, 72808, 80940, 91010, 102027, 109212, 136036, 136515, 161880, 170045, 182020, 204054, 218424, 272072, 273030, 340090, 364040, 408108, 510135, 546060, 646171, 680180, 816216, 1020270, 1092120, 1292342, 1360360, 1938513, 2040540, 2584684, 3230855, 3877026, 4081080, 5169368, 6461710, 7754052, 9692565, 12923420, 15508104, 19385130, 25846840, 38770260, 77540520]

約数ペア:

[(1, 77540520), (2, 38770260), (3, 25846840), (4, 19385130), (5, 15508104), (6, 12923420), (8, 9692565), (10, 7754052), (12, 6461710), (15, 5169368), (19, 4081080), (20, 3877026), (24, 3230855), (30, 2584684), (38, 2040540), (40, 1938513), (57, 1360360), (60, 1292342), (71, 1092120), (76, 1020270), (95, 816216), (114, 680180), (120, 646171), (142, 546060), (152, 510135), (190, 408108), (213, 364040), (228, 340090), (284, 273030), (285, 272072), (355, 218424), (380, 204054), (426, 182020), (456, 170045), (479, 161880), (568, 136515), (570, 136036), (710, 109212), (760, 102027), (852, 91010), (958, 80940), (1065, 72808), (1140, 68018), (1349, 57480), (1420, 54606), (1437, 53960), (1704, 45505), (1916, 40470), (2130, 36404), (2280, 34009), (2395, 32376), (2698, 28740), (2840, 27303), (2874, 26980), (3832, 20235), (4047, 19160), (4260, 18202), (4790, 16188), (5396, 14370), (5748, 13490), (6745, 11496), (7185, 10792), (8094, 9580), (8520, 9101)]