16577880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:705

約数の個数: 128

約数和(自身を含む): 57196800

約数和(自身を除く): 40618920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 661, 760, 836, 1045, 1140, 1254, 1320, 1322, 1672, 1983, 2090, 2280, 2508, 2644, 3135, 3305, 3966, 4180, 5016, 5288, 6270, 6610, 7271, 7932, 8360, 9915, 12540, 12559, 13220, 14542, 15864, 19830, 21813, 25080, 25118, 26440, 29084, 36355, 37677, 39660, 43626, 50236, 58168, 62795, 72710, 75354, 79320, 87252, 100472, 109065, 125590, 138149, 145420, 150708, 174504, 188385, 218130, 251180, 276298, 290840, 301416, 376770, 414447, 436260, 502360, 552596, 690745, 753540, 828894, 872520, 1105192, 1381490, 1507080, 1657788, 2072235, 2762980, 3315576, 4144470, 5525960, 8288940, 16577880]

約数ペア:

[(1, 16577880), (2, 8288940), (3, 5525960), (4, 4144470), (5, 3315576), (6, 2762980), (8, 2072235), (10, 1657788), (11, 1507080), (12, 1381490), (15, 1105192), (19, 872520), (20, 828894), (22, 753540), (24, 690745), (30, 552596), (33, 502360), (38, 436260), (40, 414447), (44, 376770), (55, 301416), (57, 290840), (60, 276298), (66, 251180), (76, 218130), (88, 188385), (95, 174504), (110, 150708), (114, 145420), (120, 138149), (132, 125590), (152, 109065), (165, 100472), (190, 87252), (209, 79320), (220, 75354), (228, 72710), (264, 62795), (285, 58168), (330, 50236), (380, 43626), (418, 39660), (440, 37677), (456, 36355), (570, 29084), (627, 26440), (660, 25118), (661, 25080), (760, 21813), (836, 19830), (1045, 15864), (1140, 14542), (1254, 13220), (1320, 12559), (1322, 12540), (1672, 9915), (1983, 8360), (2090, 7932), (2280, 7271), (2508, 6610), (2644, 6270), (3135, 5288), (3305, 5016), (3966, 4180)]