164761520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3821}}^1$

素因数の和:3859

約数の個数: 120

約数和(自身を含む): 486250128

約数和(自身を除く): 321488608

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1232, 1540, 1960, 2156, 2695, 3080, 3821, 3920, 4312, 5390, 6160, 7642, 8624, 10780, 15284, 19105, 21560, 26747, 30568, 38210, 42031, 43120, 53494, 61136, 76420, 84062, 106988, 133735, 152840, 168124, 187229, 210155, 213976, 267470, 294217, 305680, 336248, 374458, 420310, 427952, 534940, 588434, 672496, 748916, 840620, 936145, 1069880, 1176868, 1471085, 1497832, 1681240, 1872290, 2059519, 2139760, 2353736, 2942170, 2995664, 3362480, 3744580, 4119038, 4707472, 5884340, 7489160, 8238076, 10297595, 11768680, 14978320, 16476152, 20595190, 23537360, 32952304, 41190380, 82380760, 164761520]

約数ペア:

[(1, 164761520), (2, 82380760), (4, 41190380), (5, 32952304), (7, 23537360), (8, 20595190), (10, 16476152), (11, 14978320), (14, 11768680), (16, 10297595), (20, 8238076), (22, 7489160), (28, 5884340), (35, 4707472), (40, 4119038), (44, 3744580), (49, 3362480), (55, 2995664), (56, 2942170), (70, 2353736), (77, 2139760), (80, 2059519), (88, 1872290), (98, 1681240), (110, 1497832), (112, 1471085), (140, 1176868), (154, 1069880), (176, 936145), (196, 840620), (220, 748916), (245, 672496), (280, 588434), (308, 534940), (385, 427952), (392, 420310), (440, 374458), (490, 336248), (539, 305680), (560, 294217), (616, 267470), (770, 213976), (784, 210155), (880, 187229), (980, 168124), (1078, 152840), (1232, 133735), (1540, 106988), (1960, 84062), (2156, 76420), (2695, 61136), (3080, 53494), (3821, 43120), (3920, 42031), (4312, 38210), (5390, 30568), (6160, 26747), (7642, 21560), (8624, 19105), (10780, 15284)]