15280980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 50912064

約数和(自身を除く): 35631084

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 137, 143, 156, 165, 169, 195, 220, 260, 274, 286, 330, 338, 390, 411, 429, 507, 548, 572, 660, 676, 685, 715, 780, 822, 845, 858, 1014, 1370, 1430, 1507, 1644, 1690, 1716, 1781, 1859, 2028, 2055, 2145, 2535, 2740, 2860, 3014, 3380, 3562, 3718, 4110, 4290, 4521, 5070, 5343, 5577, 6028, 7124, 7436, 7535, 8220, 8580, 8905, 9042, 9295, 10140, 10686, 11154, 15070, 17810, 18084, 18590, 19591, 21372, 22308, 22605, 23153, 26715, 27885, 30140, 35620, 37180, 39182, 45210, 46306, 53430, 55770, 58773, 69459, 78364, 90420, 92612, 97955, 106860, 111540, 115765, 117546, 138918, 195910, 231530, 235092, 254683, 277836, 293865, 347295, 391820, 463060, 509366, 587730, 694590, 764049, 1018732, 1175460, 1273415, 1389180, 1528098, 2546830, 3056196, 3820245, 5093660, 7640490, 15280980]

約数ペア:

[(1, 15280980), (2, 7640490), (3, 5093660), (4, 3820245), (5, 3056196), (6, 2546830), (10, 1528098), (11, 1389180), (12, 1273415), (13, 1175460), (15, 1018732), (20, 764049), (22, 694590), (26, 587730), (30, 509366), (33, 463060), (39, 391820), (44, 347295), (52, 293865), (55, 277836), (60, 254683), (65, 235092), (66, 231530), (78, 195910), (110, 138918), (130, 117546), (132, 115765), (137, 111540), (143, 106860), (156, 97955), (165, 92612), (169, 90420), (195, 78364), (220, 69459), (260, 58773), (274, 55770), (286, 53430), (330, 46306), (338, 45210), (390, 39182), (411, 37180), (429, 35620), (507, 30140), (548, 27885), (572, 26715), (660, 23153), (676, 22605), (685, 22308), (715, 21372), (780, 19591), (822, 18590), (845, 18084), (858, 17810), (1014, 15070), (1370, 11154), (1430, 10686), (1507, 10140), (1644, 9295), (1690, 9042), (1716, 8905), (1781, 8580), (1859, 8220), (2028, 7535), (2055, 7436), (2145, 7124), (2535, 6028), (2740, 5577), (2860, 5343), (3014, 5070), (3380, 4521), (3562, 4290), (3718, 4110)]