13480020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 43359624

約数和(自身を除く): 29879604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 157, 159, 162, 180, 212, 265, 270, 314, 318, 324, 405, 471, 477, 530, 540, 628, 636, 785, 795, 810, 942, 954, 1060, 1413, 1431, 1570, 1590, 1620, 1884, 1908, 2355, 2385, 2826, 2862, 3140, 3180, 4239, 4293, 4710, 4770, 5652, 5724, 7065, 7155, 8321, 8478, 8586, 9420, 9540, 12717, 14130, 14310, 16642, 16956, 17172, 21195, 21465, 24963, 25434, 28260, 28620, 33284, 41605, 42390, 42930, 49926, 50868, 63585, 74889, 83210, 84780, 85860, 99852, 124815, 127170, 149778, 166420, 224667, 249630, 254340, 299556, 374445, 449334, 499260, 674001, 748890, 898668, 1123335, 1348002, 1497780, 2246670, 2696004, 3370005, 4493340, 6740010, 13480020]

約数ペア:

[(1, 13480020), (2, 6740010), (3, 4493340), (4, 3370005), (5, 2696004), (6, 2246670), (9, 1497780), (10, 1348002), (12, 1123335), (15, 898668), (18, 748890), (20, 674001), (27, 499260), (30, 449334), (36, 374445), (45, 299556), (53, 254340), (54, 249630), (60, 224667), (81, 166420), (90, 149778), (106, 127170), (108, 124815), (135, 99852), (157, 85860), (159, 84780), (162, 83210), (180, 74889), (212, 63585), (265, 50868), (270, 49926), (314, 42930), (318, 42390), (324, 41605), (405, 33284), (471, 28620), (477, 28260), (530, 25434), (540, 24963), (628, 21465), (636, 21195), (785, 17172), (795, 16956), (810, 16642), (942, 14310), (954, 14130), (1060, 12717), (1413, 9540), (1431, 9420), (1570, 8586), (1590, 8478), (1620, 8321), (1884, 7155), (1908, 7065), (2355, 5724), (2385, 5652), (2826, 4770), (2862, 4710), (3140, 4293), (3180, 4239)]