18552720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3361}}^1$

素因数の和:3400

約数の個数: 80

約数和(自身を含む): 60031872

約数和(自身を除く): 41479152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3361, 5520, 6722, 10083, 13444, 16805, 20166, 26888, 33610, 40332, 50415, 53776, 67220, 77303, 80664, 100830, 134440, 154606, 161328, 201660, 231909, 268880, 309212, 386515, 403320, 463818, 618424, 773030, 806640, 927636, 1159545, 1236848, 1546060, 1855272, 2319090, 3092120, 3710544, 4638180, 6184240, 9276360, 18552720]

約数ペア:

[(1, 18552720), (2, 9276360), (3, 6184240), (4, 4638180), (5, 3710544), (6, 3092120), (8, 2319090), (10, 1855272), (12, 1546060), (15, 1236848), (16, 1159545), (20, 927636), (23, 806640), (24, 773030), (30, 618424), (40, 463818), (46, 403320), (48, 386515), (60, 309212), (69, 268880), (80, 231909), (92, 201660), (115, 161328), (120, 154606), (138, 134440), (184, 100830), (230, 80664), (240, 77303), (276, 67220), (345, 53776), (368, 50415), (460, 40332), (552, 33610), (690, 26888), (920, 20166), (1104, 16805), (1380, 13444), (1840, 10083), (2760, 6722), (3361, 5520)]