287358840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2915

約数の個数: 160

約数和(自身を含む): 997349760

約数和(自身を除く): 709990920

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, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1620, 1674, 1860, 2232, 2511, 2790, 2861, 3240, 3348, 3720, 4185, 5022, 5580, 5722, 6696, 8370, 8583, 10044, 11160, 11444, 12555, 14305, 16740, 17166, 20088, 22888, 25110, 25749, 28610, 33480, 34332, 42915, 50220, 51498, 57220, 68664, 77247, 85830, 88691, 100440, 102996, 114440, 128745, 154494, 171660, 177382, 205992, 231741, 257490, 266073, 308988, 343320, 354764, 386235, 443455, 463482, 514980, 532146, 617976, 709528, 772470, 798219, 886910, 926964, 1029960, 1064292, 1158705, 1330365, 1544940, 1596438, 1773820, 1853928, 2128584, 2317410, 2394657, 2660730, 3089880, 3192876, 3547640, 3991095, 4634820, 4789314, 5321460, 6385752, 7183971, 7982190, 9269640, 9578628, 10642920, 11973285, 14367942, 15964380, 19157256, 23946570, 28735884, 31928760, 35919855, 47893140, 57471768, 71839710, 95786280, 143679420, 287358840]

約数ペア:

[(1, 287358840), (2, 143679420), (3, 95786280), (4, 71839710), (5, 57471768), (6, 47893140), (8, 35919855), (9, 31928760), (10, 28735884), (12, 23946570), (15, 19157256), (18, 15964380), (20, 14367942), (24, 11973285), (27, 10642920), (30, 9578628), (31, 9269640), (36, 7982190), (40, 7183971), (45, 6385752), (54, 5321460), (60, 4789314), (62, 4634820), (72, 3991095), (81, 3547640), (90, 3192876), (93, 3089880), (108, 2660730), (120, 2394657), (124, 2317410), (135, 2128584), (155, 1853928), (162, 1773820), (180, 1596438), (186, 1544940), (216, 1330365), (248, 1158705), (270, 1064292), (279, 1029960), (310, 926964), (324, 886910), (360, 798219), (372, 772470), (405, 709528), (465, 617976), (540, 532146), (558, 514980), (620, 463482), (648, 443455), (744, 386235), (810, 354764), (837, 343320), (930, 308988), (1080, 266073), (1116, 257490), (1240, 231741), (1395, 205992), (1620, 177382), (1674, 171660), (1860, 154494), (2232, 128745), (2511, 114440), (2790, 102996), (2861, 100440), (3240, 88691), (3348, 85830), (3720, 77247), (4185, 68664), (5022, 57220), (5580, 51498), (5722, 50220), (6696, 42915), (8370, 34332), (8583, 33480), (10044, 28610), (11160, 25749), (11444, 25110), (12555, 22888), (14305, 20088), (16740, 17166)]