13018920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 128

約数和(自身を含む): 41990400

約数和(自身を除く): 28971480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 89, 92, 106, 115, 120, 138, 159, 178, 184, 212, 230, 265, 267, 276, 318, 345, 356, 424, 445, 460, 530, 534, 552, 636, 690, 712, 795, 890, 920, 1060, 1068, 1219, 1272, 1335, 1380, 1590, 1780, 2047, 2120, 2136, 2438, 2670, 2760, 3180, 3560, 3657, 4094, 4717, 4876, 5340, 6095, 6141, 6360, 7314, 8188, 9434, 9752, 10235, 10680, 12190, 12282, 14151, 14628, 16376, 18285, 18868, 20470, 23585, 24380, 24564, 28302, 29256, 30705, 36570, 37736, 40940, 47170, 48760, 49128, 56604, 61410, 70755, 73140, 81880, 94340, 108491, 113208, 122820, 141510, 146280, 188680, 216982, 245640, 283020, 325473, 433964, 542455, 566040, 650946, 867928, 1084910, 1301892, 1627365, 2169820, 2603784, 3254730, 4339640, 6509460, 13018920]

約数ペア:

[(1, 13018920), (2, 6509460), (3, 4339640), (4, 3254730), (5, 2603784), (6, 2169820), (8, 1627365), (10, 1301892), (12, 1084910), (15, 867928), (20, 650946), (23, 566040), (24, 542455), (30, 433964), (40, 325473), (46, 283020), (53, 245640), (60, 216982), (69, 188680), (89, 146280), (92, 141510), (106, 122820), (115, 113208), (120, 108491), (138, 94340), (159, 81880), (178, 73140), (184, 70755), (212, 61410), (230, 56604), (265, 49128), (267, 48760), (276, 47170), (318, 40940), (345, 37736), (356, 36570), (424, 30705), (445, 29256), (460, 28302), (530, 24564), (534, 24380), (552, 23585), (636, 20470), (690, 18868), (712, 18285), (795, 16376), (890, 14628), (920, 14151), (1060, 12282), (1068, 12190), (1219, 10680), (1272, 10235), (1335, 9752), (1380, 9434), (1590, 8188), (1780, 7314), (2047, 6360), (2120, 6141), (2136, 6095), (2438, 5340), (2670, 4876), (2760, 4717), (3180, 4094), (3560, 3657)]