28460016

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:711

約数の個数: 120

約数和(自身を含む): 89640096

約数和(自身を除く): 61180080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 46, 48, 52, 69, 72, 78, 92, 104, 117, 138, 144, 156, 184, 207, 208, 234, 276, 299, 312, 368, 414, 468, 552, 598, 624, 661, 828, 897, 936, 1104, 1196, 1322, 1656, 1794, 1872, 1983, 2392, 2644, 2691, 3312, 3588, 3966, 4784, 5288, 5382, 5949, 7176, 7932, 8593, 10576, 10764, 11898, 14352, 15203, 15864, 17186, 21528, 23796, 25779, 30406, 31728, 34372, 43056, 45609, 47592, 51558, 60812, 68744, 77337, 91218, 95184, 103116, 121624, 136827, 137488, 154674, 182436, 197639, 206232, 243248, 273654, 309348, 364872, 395278, 412464, 547308, 592917, 618696, 729744, 790556, 1094616, 1185834, 1237392, 1581112, 1778751, 2189232, 2371668, 3162224, 3557502, 4743336, 7115004, 9486672, 14230008, 28460016]

約数ペア:

[(1, 28460016), (2, 14230008), (3, 9486672), (4, 7115004), (6, 4743336), (8, 3557502), (9, 3162224), (12, 2371668), (13, 2189232), (16, 1778751), (18, 1581112), (23, 1237392), (24, 1185834), (26, 1094616), (36, 790556), (39, 729744), (46, 618696), (48, 592917), (52, 547308), (69, 412464), (72, 395278), (78, 364872), (92, 309348), (104, 273654), (117, 243248), (138, 206232), (144, 197639), (156, 182436), (184, 154674), (207, 137488), (208, 136827), (234, 121624), (276, 103116), (299, 95184), (312, 91218), (368, 77337), (414, 68744), (468, 60812), (552, 51558), (598, 47592), (624, 45609), (661, 43056), (828, 34372), (897, 31728), (936, 30406), (1104, 25779), (1196, 23796), (1322, 21528), (1656, 17186), (1794, 15864), (1872, 15203), (1983, 14352), (2392, 11898), (2644, 10764), (2691, 10576), (3312, 8593), (3588, 7932), (3966, 7176), (4784, 5949), (5288, 5382)]