29971920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11353}}^1$

素因数の和:11380

約数の個数: 80

約数和(自身を含む): 101368512

約数和(自身を除く): 71396592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11353, 22706, 34059, 45412, 56765, 68118, 90824, 113530, 124883, 136236, 170295, 181648, 227060, 249766, 272472, 340590, 374649, 454120, 499532, 544944, 624415, 681180, 749298, 908240, 999064, 1248830, 1362360, 1498596, 1873245, 1998128, 2497660, 2724720, 2997192, 3746490, 4995320, 5994384, 7492980, 9990640, 14985960, 29971920]

約数ペア:

[(1, 29971920), (2, 14985960), (3, 9990640), (4, 7492980), (5, 5994384), (6, 4995320), (8, 3746490), (10, 2997192), (11, 2724720), (12, 2497660), (15, 1998128), (16, 1873245), (20, 1498596), (22, 1362360), (24, 1248830), (30, 999064), (33, 908240), (40, 749298), (44, 681180), (48, 624415), (55, 544944), (60, 499532), (66, 454120), (80, 374649), (88, 340590), (110, 272472), (120, 249766), (132, 227060), (165, 181648), (176, 170295), (220, 136236), (240, 124883), (264, 113530), (330, 90824), (440, 68118), (528, 56765), (660, 45412), (880, 34059), (1320, 22706), (2640, 11353)]