128995560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18859}}^1$

素因数の和:18895

約数の個数: 96

約数和(自身を含む): 441324000

約数和(自身を除く): 312328440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 18859, 37718, 56577, 75436, 94295, 113154, 150872, 169731, 188590, 226308, 282885, 339462, 358321, 377180, 452616, 565770, 678924, 716642, 754360, 848655, 1074963, 1131540, 1357848, 1433284, 1697310, 1791605, 2149926, 2263080, 2866568, 3224889, 3394620, 3583210, 4299852, 5374815, 6449778, 6789240, 7166420, 8599704, 10749630, 12899556, 14332840, 16124445, 21499260, 25799112, 32248890, 42998520, 64497780, 128995560]

約数ペア:

[(1, 128995560), (2, 64497780), (3, 42998520), (4, 32248890), (5, 25799112), (6, 21499260), (8, 16124445), (9, 14332840), (10, 12899556), (12, 10749630), (15, 8599704), (18, 7166420), (19, 6789240), (20, 6449778), (24, 5374815), (30, 4299852), (36, 3583210), (38, 3394620), (40, 3224889), (45, 2866568), (57, 2263080), (60, 2149926), (72, 1791605), (76, 1697310), (90, 1433284), (95, 1357848), (114, 1131540), (120, 1074963), (152, 848655), (171, 754360), (180, 716642), (190, 678924), (228, 565770), (285, 452616), (342, 377180), (360, 358321), (380, 339462), (456, 282885), (570, 226308), (684, 188590), (760, 169731), (855, 150872), (1140, 113154), (1368, 94295), (1710, 75436), (2280, 56577), (3420, 37718), (6840, 18859)]