165438540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:576

約数の個数: 144

約数和(自身を含む): 530712000

約数和(自身を除く): 365273460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 89, 90, 92, 115, 138, 178, 180, 207, 230, 267, 276, 345, 356, 414, 445, 449, 460, 534, 690, 801, 828, 890, 898, 1035, 1068, 1335, 1347, 1380, 1602, 1780, 1796, 2047, 2070, 2245, 2670, 2694, 3204, 4005, 4041, 4094, 4140, 4490, 5340, 5388, 6141, 6735, 8010, 8082, 8188, 8980, 10235, 10327, 12282, 13470, 16020, 16164, 18423, 20205, 20470, 20654, 24564, 26940, 30705, 30981, 36846, 39961, 40410, 40940, 41308, 51635, 61410, 61962, 73692, 79922, 80820, 92115, 92943, 103270, 119883, 122820, 123924, 154905, 159844, 184230, 185886, 199805, 206540, 239766, 309810, 359649, 368460, 371772, 399610, 464715, 479532, 599415, 619620, 719298, 799220, 919103, 929430, 1198830, 1438596, 1798245, 1838206, 1858860, 2397660, 2757309, 3596490, 3676412, 4595515, 5514618, 7192980, 8271927, 9191030, 11029236, 13786545, 16543854, 18382060, 27573090, 33087708, 41359635, 55146180, 82719270, 165438540]

約数ペア:

[(1, 165438540), (2, 82719270), (3, 55146180), (4, 41359635), (5, 33087708), (6, 27573090), (9, 18382060), (10, 16543854), (12, 13786545), (15, 11029236), (18, 9191030), (20, 8271927), (23, 7192980), (30, 5514618), (36, 4595515), (45, 3676412), (46, 3596490), (60, 2757309), (69, 2397660), (89, 1858860), (90, 1838206), (92, 1798245), (115, 1438596), (138, 1198830), (178, 929430), (180, 919103), (207, 799220), (230, 719298), (267, 619620), (276, 599415), (345, 479532), (356, 464715), (414, 399610), (445, 371772), (449, 368460), (460, 359649), (534, 309810), (690, 239766), (801, 206540), (828, 199805), (890, 185886), (898, 184230), (1035, 159844), (1068, 154905), (1335, 123924), (1347, 122820), (1380, 119883), (1602, 103270), (1780, 92943), (1796, 92115), (2047, 80820), (2070, 79922), (2245, 73692), (2670, 61962), (2694, 61410), (3204, 51635), (4005, 41308), (4041, 40940), (4094, 40410), (4140, 39961), (4490, 36846), (5340, 30981), (5388, 30705), (6141, 26940), (6735, 24564), (8010, 20654), (8082, 20470), (8188, 20205), (8980, 18423), (10235, 16164), (10327, 16020), (12282, 13470)]