15505680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 51121728

約数和(自身を除く): 35616048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 53, 60, 69, 80, 92, 106, 115, 120, 138, 159, 184, 212, 230, 240, 265, 276, 318, 345, 368, 424, 460, 530, 552, 636, 690, 795, 848, 920, 1060, 1104, 1219, 1272, 1380, 1590, 1840, 2120, 2438, 2544, 2760, 2809, 3180, 3657, 4240, 4876, 5520, 5618, 6095, 6360, 7314, 8427, 9752, 11236, 12190, 12720, 14045, 14628, 16854, 18285, 19504, 22472, 24380, 28090, 29256, 33708, 36570, 42135, 44944, 48760, 56180, 58512, 64607, 67416, 73140, 84270, 97520, 112360, 129214, 134832, 146280, 168540, 193821, 224720, 258428, 292560, 323035, 337080, 387642, 516856, 646070, 674160, 775284, 969105, 1033712, 1292140, 1550568, 1938210, 2584280, 3101136, 3876420, 5168560, 7752840, 15505680]

約数ペア:

[(1, 15505680), (2, 7752840), (3, 5168560), (4, 3876420), (5, 3101136), (6, 2584280), (8, 1938210), (10, 1550568), (12, 1292140), (15, 1033712), (16, 969105), (20, 775284), (23, 674160), (24, 646070), (30, 516856), (40, 387642), (46, 337080), (48, 323035), (53, 292560), (60, 258428), (69, 224720), (80, 193821), (92, 168540), (106, 146280), (115, 134832), (120, 129214), (138, 112360), (159, 97520), (184, 84270), (212, 73140), (230, 67416), (240, 64607), (265, 58512), (276, 56180), (318, 48760), (345, 44944), (368, 42135), (424, 36570), (460, 33708), (530, 29256), (552, 28090), (636, 24380), (690, 22472), (795, 19504), (848, 18285), (920, 16854), (1060, 14628), (1104, 14045), (1219, 12720), (1272, 12190), (1380, 11236), (1590, 9752), (1840, 8427), (2120, 7314), (2438, 6360), (2544, 6095), (2760, 5618), (2809, 5520), (3180, 4876), (3657, 4240)]