61898520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:625

約数の個数: 128

約数和(自身を含む): 198858240

約数和(自身を除く): 136959720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 230, 246, 276, 328, 345, 410, 460, 492, 547, 552, 615, 690, 820, 920, 943, 984, 1094, 1230, 1380, 1640, 1641, 1886, 2188, 2460, 2735, 2760, 2829, 3282, 3772, 4376, 4715, 4920, 5470, 5658, 6564, 7544, 8205, 9430, 10940, 11316, 12581, 13128, 14145, 16410, 18860, 21880, 22427, 22632, 25162, 28290, 32820, 37720, 37743, 44854, 50324, 56580, 62905, 65640, 67281, 75486, 89708, 100648, 112135, 113160, 125810, 134562, 150972, 179416, 188715, 224270, 251620, 269124, 301944, 336405, 377430, 448540, 503240, 515821, 538248, 672810, 754860, 897080, 1031642, 1345620, 1509720, 1547463, 2063284, 2579105, 2691240, 3094926, 4126568, 5158210, 6189852, 7737315, 10316420, 12379704, 15474630, 20632840, 30949260, 61898520]

約数ペア:

[(1, 61898520), (2, 30949260), (3, 20632840), (4, 15474630), (5, 12379704), (6, 10316420), (8, 7737315), (10, 6189852), (12, 5158210), (15, 4126568), (20, 3094926), (23, 2691240), (24, 2579105), (30, 2063284), (40, 1547463), (41, 1509720), (46, 1345620), (60, 1031642), (69, 897080), (82, 754860), (92, 672810), (115, 538248), (120, 515821), (123, 503240), (138, 448540), (164, 377430), (184, 336405), (205, 301944), (230, 269124), (246, 251620), (276, 224270), (328, 188715), (345, 179416), (410, 150972), (460, 134562), (492, 125810), (547, 113160), (552, 112135), (615, 100648), (690, 89708), (820, 75486), (920, 67281), (943, 65640), (984, 62905), (1094, 56580), (1230, 50324), (1380, 44854), (1640, 37743), (1641, 37720), (1886, 32820), (2188, 28290), (2460, 25162), (2735, 22632), (2760, 22427), (2829, 21880), (3282, 18860), (3772, 16410), (4376, 14145), (4715, 13128), (4920, 12581), (5470, 11316), (5658, 10940), (6564, 9430), (7544, 8205)]