30561960

素因数分解:

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

素因数の和:188

約数の個数: 192

約数和(自身を含む): 109097280

約数和(自身を除く): 78535320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 137, 143, 156, 165, 169, 195, 220, 260, 264, 274, 286, 312, 330, 338, 390, 411, 429, 440, 507, 520, 548, 572, 660, 676, 685, 715, 780, 822, 845, 858, 1014, 1096, 1144, 1320, 1352, 1370, 1430, 1507, 1560, 1644, 1690, 1716, 1781, 1859, 2028, 2055, 2145, 2535, 2740, 2860, 3014, 3288, 3380, 3432, 3562, 3718, 4056, 4110, 4290, 4521, 5070, 5343, 5480, 5577, 5720, 6028, 6760, 7124, 7436, 7535, 8220, 8580, 8905, 9042, 9295, 10140, 10686, 11154, 12056, 14248, 14872, 15070, 16440, 17160, 17810, 18084, 18590, 19591, 20280, 21372, 22308, 22605, 23153, 26715, 27885, 30140, 35620, 36168, 37180, 39182, 42744, 44616, 45210, 46306, 53430, 55770, 58773, 60280, 69459, 71240, 74360, 78364, 90420, 92612, 97955, 106860, 111540, 115765, 117546, 138918, 156728, 180840, 185224, 195910, 213720, 223080, 231530, 235092, 254683, 277836, 293865, 347295, 391820, 463060, 470184, 509366, 555672, 587730, 694590, 764049, 783640, 926120, 1018732, 1175460, 1273415, 1389180, 1528098, 2037464, 2350920, 2546830, 2778360, 3056196, 3820245, 5093660, 6112392, 7640490, 10187320, 15280980, 30561960]

約数ペア:

[(1, 30561960), (2, 15280980), (3, 10187320), (4, 7640490), (5, 6112392), (6, 5093660), (8, 3820245), (10, 3056196), (11, 2778360), (12, 2546830), (13, 2350920), (15, 2037464), (20, 1528098), (22, 1389180), (24, 1273415), (26, 1175460), (30, 1018732), (33, 926120), (39, 783640), (40, 764049), (44, 694590), (52, 587730), (55, 555672), (60, 509366), (65, 470184), (66, 463060), (78, 391820), (88, 347295), (104, 293865), (110, 277836), (120, 254683), (130, 235092), (132, 231530), (137, 223080), (143, 213720), (156, 195910), (165, 185224), (169, 180840), (195, 156728), (220, 138918), (260, 117546), (264, 115765), (274, 111540), (286, 106860), (312, 97955), (330, 92612), (338, 90420), (390, 78364), (411, 74360), (429, 71240), (440, 69459), (507, 60280), (520, 58773), (548, 55770), (572, 53430), (660, 46306), (676, 45210), (685, 44616), (715, 42744), (780, 39182), (822, 37180), (845, 36168), (858, 35620), (1014, 30140), (1096, 27885), (1144, 26715), (1320, 23153), (1352, 22605), (1370, 22308), (1430, 21372), (1507, 20280), (1560, 19591), (1644, 18590), (1690, 18084), (1716, 17810), (1781, 17160), (1859, 16440), (2028, 15070), (2055, 14872), (2145, 14248), (2535, 12056), (2740, 11154), (2860, 10686), (3014, 10140), (3288, 9295), (3380, 9042), (3432, 8905), (3562, 8580), (3718, 8220), (4056, 7535), (4110, 7436), (4290, 7124), (4521, 6760), (5070, 6028), (5343, 5720), (5480, 5577)]