51745740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2389}}^1$

素因数の和:2439

約数の個数: 72

約数和(自身を含む): 152979120

約数和(自身を除く): 101233380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 2389, 3610, 4332, 4778, 5415, 7167, 7220, 9556, 10830, 11945, 14334, 21660, 23890, 28668, 35835, 45391, 47780, 71670, 90782, 136173, 143340, 181564, 226955, 272346, 453910, 544692, 680865, 862429, 907820, 1361730, 1724858, 2587287, 2723460, 3449716, 4312145, 5174574, 8624290, 10349148, 12936435, 17248580, 25872870, 51745740]

約数ペア:

[(1, 51745740), (2, 25872870), (3, 17248580), (4, 12936435), (5, 10349148), (6, 8624290), (10, 5174574), (12, 4312145), (15, 3449716), (19, 2723460), (20, 2587287), (30, 1724858), (38, 1361730), (57, 907820), (60, 862429), (76, 680865), (95, 544692), (114, 453910), (190, 272346), (228, 226955), (285, 181564), (361, 143340), (380, 136173), (570, 90782), (722, 71670), (1083, 47780), (1140, 45391), (1444, 35835), (1805, 28668), (2166, 23890), (2389, 21660), (3610, 14334), (4332, 11945), (4778, 10830), (5415, 9556), (7167, 7220)]