207881640

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{7129}}^1$

素因数の和:7158

約数の個数: 112

約数和(自身を含む): 701378100

約数和(自身を除く): 493496460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 972, 1080, 1215, 1458, 1620, 1944, 2430, 2916, 3240, 3645, 4860, 5832, 7129, 7290, 9720, 14258, 14580, 21387, 28516, 29160, 35645, 42774, 57032, 64161, 71290, 85548, 106935, 128322, 142580, 171096, 192483, 213870, 256644, 285160, 320805, 384966, 427740, 513288, 577449, 641610, 769932, 855480, 962415, 1154898, 1283220, 1539864, 1732347, 1924830, 2309796, 2566440, 2887245, 3464694, 3849660, 4619592, 5197041, 5774490, 6929388, 7699320, 8661735, 10394082, 11548980, 13858776, 17323470, 20788164, 23097960, 25985205, 34646940, 41576328, 51970410, 69293880, 103940820, 207881640]

約数ペア:

[(1, 207881640), (2, 103940820), (3, 69293880), (4, 51970410), (5, 41576328), (6, 34646940), (8, 25985205), (9, 23097960), (10, 20788164), (12, 17323470), (15, 13858776), (18, 11548980), (20, 10394082), (24, 8661735), (27, 7699320), (30, 6929388), (36, 5774490), (40, 5197041), (45, 4619592), (54, 3849660), (60, 3464694), (72, 2887245), (81, 2566440), (90, 2309796), (108, 1924830), (120, 1732347), (135, 1539864), (162, 1283220), (180, 1154898), (216, 962415), (243, 855480), (270, 769932), (324, 641610), (360, 577449), (405, 513288), (486, 427740), (540, 384966), (648, 320805), (729, 285160), (810, 256644), (972, 213870), (1080, 192483), (1215, 171096), (1458, 142580), (1620, 128322), (1944, 106935), (2430, 85548), (2916, 71290), (3240, 64161), (3645, 57032), (4860, 42774), (5832, 35645), (7129, 29160), (7290, 28516), (9720, 21387), (14258, 14580)]