16419240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:704

約数の個数: 128

約数和(自身を含む): 57196800

約数和(自身を除く): 40777560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 661, 690, 828, 920, 1035, 1080, 1242, 1322, 1380, 1656, 1983, 2070, 2484, 2644, 2760, 3105, 3305, 3966, 4140, 4968, 5288, 5949, 6210, 6610, 7932, 8280, 9915, 11898, 12420, 13220, 15203, 15864, 17847, 19830, 23796, 24840, 26440, 29745, 30406, 35694, 39660, 45609, 47592, 59490, 60812, 71388, 76015, 79320, 89235, 91218, 118980, 121624, 136827, 142776, 152030, 178470, 182436, 228045, 237960, 273654, 304060, 356940, 364872, 410481, 456090, 547308, 608120, 684135, 713880, 820962, 912180, 1094616, 1368270, 1641924, 1824360, 2052405, 2736540, 3283848, 4104810, 5473080, 8209620, 16419240]

約数ペア:

[(1, 16419240), (2, 8209620), (3, 5473080), (4, 4104810), (5, 3283848), (6, 2736540), (8, 2052405), (9, 1824360), (10, 1641924), (12, 1368270), (15, 1094616), (18, 912180), (20, 820962), (23, 713880), (24, 684135), (27, 608120), (30, 547308), (36, 456090), (40, 410481), (45, 364872), (46, 356940), (54, 304060), (60, 273654), (69, 237960), (72, 228045), (90, 182436), (92, 178470), (108, 152030), (115, 142776), (120, 136827), (135, 121624), (138, 118980), (180, 91218), (184, 89235), (207, 79320), (216, 76015), (230, 71388), (270, 60812), (276, 59490), (345, 47592), (360, 45609), (414, 39660), (460, 35694), (540, 30406), (552, 29745), (621, 26440), (661, 24840), (690, 23796), (828, 19830), (920, 17847), (1035, 15864), (1080, 15203), (1242, 13220), (1322, 12420), (1380, 11898), (1656, 9915), (1983, 8280), (2070, 7932), (2484, 6610), (2644, 6210), (2760, 5949), (3105, 5288), (3305, 4968), (3966, 4140)]