247986360

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:880

約数の個数: 192

約数和(自身を含む): 863815680

約数和(自身を除く): 615829320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 243, 248, 270, 279, 310, 324, 360, 372, 405, 465, 486, 540, 558, 620, 648, 744, 810, 823, 837, 930, 972, 1080, 1116, 1215, 1240, 1395, 1620, 1646, 1674, 1860, 1944, 2232, 2430, 2469, 2511, 2790, 3240, 3292, 3348, 3720, 4115, 4185, 4860, 4938, 5022, 5580, 6584, 6696, 7407, 7533, 8230, 8370, 9720, 9876, 10044, 11160, 12345, 12555, 14814, 15066, 16460, 16740, 19752, 20088, 22221, 24690, 25110, 25513, 29628, 30132, 32920, 33480, 37035, 37665, 44442, 49380, 50220, 51026, 59256, 60264, 66663, 74070, 75330, 76539, 88884, 98760, 100440, 102052, 111105, 127565, 133326, 148140, 150660, 153078, 177768, 199989, 204104, 222210, 229617, 255130, 266652, 296280, 301320, 306156, 333315, 382695, 399978, 444420, 459234, 510260, 533304, 612312, 666630, 688851, 765390, 799956, 888840, 918468, 999945, 1020520, 1148085, 1333260, 1377702, 1530780, 1599912, 1836936, 1999890, 2066553, 2296170, 2666520, 2755404, 3061560, 3444255, 3999780, 4133106, 4592340, 5510808, 6199659, 6888510, 7999560, 8266212, 9184680, 10332765, 12399318, 13777020, 16532424, 20665530, 24798636, 27554040, 30998295, 41331060, 49597272, 61996590, 82662120, 123993180, 247986360]

約数ペア:

[(1, 247986360), (2, 123993180), (3, 82662120), (4, 61996590), (5, 49597272), (6, 41331060), (8, 30998295), (9, 27554040), (10, 24798636), (12, 20665530), (15, 16532424), (18, 13777020), (20, 12399318), (24, 10332765), (27, 9184680), (30, 8266212), (31, 7999560), (36, 6888510), (40, 6199659), (45, 5510808), (54, 4592340), (60, 4133106), (62, 3999780), (72, 3444255), (81, 3061560), (90, 2755404), (93, 2666520), (108, 2296170), (120, 2066553), (124, 1999890), (135, 1836936), (155, 1599912), (162, 1530780), (180, 1377702), (186, 1333260), (216, 1148085), (243, 1020520), (248, 999945), (270, 918468), (279, 888840), (310, 799956), (324, 765390), (360, 688851), (372, 666630), (405, 612312), (465, 533304), (486, 510260), (540, 459234), (558, 444420), (620, 399978), (648, 382695), (744, 333315), (810, 306156), (823, 301320), (837, 296280), (930, 266652), (972, 255130), (1080, 229617), (1116, 222210), (1215, 204104), (1240, 199989), (1395, 177768), (1620, 153078), (1646, 150660), (1674, 148140), (1860, 133326), (1944, 127565), (2232, 111105), (2430, 102052), (2469, 100440), (2511, 98760), (2790, 88884), (3240, 76539), (3292, 75330), (3348, 74070), (3720, 66663), (4115, 60264), (4185, 59256), (4860, 51026), (4938, 50220), (5022, 49380), (5580, 44442), (6584, 37665), (6696, 37035), (7407, 33480), (7533, 32920), (8230, 30132), (8370, 29628), (9720, 25513), (9876, 25110), (10044, 24690), (11160, 22221), (12345, 20088), (12555, 19752), (14814, 16740), (15066, 16460)]