72139470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1697}}^1$

素因数の和:1829

約数の個数: 64

約数和(自身を含む): 188274240

約数和(自身を除く): 116134770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1417, 1635, 1697, 2834, 3270, 3394, 4251, 5091, 7085, 8485, 8502, 10182, 14170, 16970, 21255, 22061, 25455, 42510, 44122, 50910, 66183, 110305, 132366, 184973, 220610, 330915, 369946, 554919, 661830, 924865, 1109838, 1849730, 2404649, 2774595, 4809298, 5549190, 7213947, 12023245, 14427894, 24046490, 36069735, 72139470]

約数ペア:

[(1, 72139470), (2, 36069735), (3, 24046490), (5, 14427894), (6, 12023245), (10, 7213947), (13, 5549190), (15, 4809298), (26, 2774595), (30, 2404649), (39, 1849730), (65, 1109838), (78, 924865), (109, 661830), (130, 554919), (195, 369946), (218, 330915), (327, 220610), (390, 184973), (545, 132366), (654, 110305), (1090, 66183), (1417, 50910), (1635, 44122), (1697, 42510), (2834, 25455), (3270, 22061), (3394, 21255), (4251, 16970), (5091, 14170), (7085, 10182), (8485, 8502)]