404144040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{809}}^1$

素因数の和:1027

約数の個数: 128

約数和(自身を含む): 1273708800

約数和(自身を除く): 869564760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 181, 184, 230, 276, 345, 362, 460, 543, 552, 690, 724, 809, 905, 920, 1086, 1380, 1448, 1618, 1810, 2172, 2427, 2715, 2760, 3236, 3620, 4045, 4163, 4344, 4854, 5430, 6472, 7240, 8090, 8326, 9708, 10860, 12135, 12489, 16180, 16652, 18607, 19416, 20815, 21720, 24270, 24978, 32360, 33304, 37214, 41630, 48540, 49956, 55821, 62445, 74428, 83260, 93035, 97080, 99912, 111642, 124890, 146429, 148856, 166520, 186070, 223284, 249780, 279105, 292858, 372140, 439287, 446568, 499560, 558210, 585716, 732145, 744280, 878574, 1116420, 1171432, 1464290, 1757148, 2196435, 2232840, 2928580, 3367867, 3514296, 4392870, 5857160, 6735734, 8785740, 10103601, 13471468, 16839335, 17571480, 20207202, 26942936, 33678670, 40414404, 50518005, 67357340, 80828808, 101036010, 134714680, 202072020, 404144040]

約数ペア:

[(1, 404144040), (2, 202072020), (3, 134714680), (4, 101036010), (5, 80828808), (6, 67357340), (8, 50518005), (10, 40414404), (12, 33678670), (15, 26942936), (20, 20207202), (23, 17571480), (24, 16839335), (30, 13471468), (40, 10103601), (46, 8785740), (60, 6735734), (69, 5857160), (92, 4392870), (115, 3514296), (120, 3367867), (138, 2928580), (181, 2232840), (184, 2196435), (230, 1757148), (276, 1464290), (345, 1171432), (362, 1116420), (460, 878574), (543, 744280), (552, 732145), (690, 585716), (724, 558210), (809, 499560), (905, 446568), (920, 439287), (1086, 372140), (1380, 292858), (1448, 279105), (1618, 249780), (1810, 223284), (2172, 186070), (2427, 166520), (2715, 148856), (2760, 146429), (3236, 124890), (3620, 111642), (4045, 99912), (4163, 97080), (4344, 93035), (4854, 83260), (5430, 74428), (6472, 62445), (7240, 55821), (8090, 49956), (8326, 48540), (9708, 41630), (10860, 37214), (12135, 33304), (12489, 32360), (16180, 24978), (16652, 24270), (18607, 21720), (19416, 20815)]