18228240

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 200

約数和(自身を含む): 66167640

約数和(自身を除く): 47939400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 97, 108, 116, 120, 135, 144, 145, 162, 174, 180, 194, 216, 232, 240, 261, 270, 290, 291, 324, 348, 360, 388, 405, 432, 435, 464, 485, 522, 540, 580, 582, 648, 696, 720, 776, 783, 810, 870, 873, 970, 1044, 1080, 1160, 1164, 1296, 1305, 1392, 1455, 1552, 1566, 1620, 1740, 1746, 1940, 2088, 2160, 2320, 2328, 2349, 2610, 2619, 2813, 2910, 3132, 3240, 3480, 3492, 3880, 3915, 4176, 4365, 4656, 4698, 5220, 5238, 5626, 5820, 6264, 6480, 6960, 6984, 7760, 7830, 7857, 8439, 8730, 9396, 10440, 10476, 11252, 11640, 11745, 12528, 13095, 13968, 14065, 15660, 15714, 16878, 17460, 18792, 20880, 20952, 22504, 23280, 23490, 25317, 26190, 28130, 31320, 31428, 33756, 34920, 37584, 39285, 41904, 42195, 45008, 46980, 50634, 52380, 56260, 62640, 62856, 67512, 69840, 75951, 78570, 84390, 93960, 101268, 104760, 112520, 125712, 126585, 135024, 151902, 157140, 168780, 187920, 202536, 209520, 225040, 227853, 253170, 303804, 314280, 337560, 379755, 405072, 455706, 506340, 607608, 628560, 675120, 759510, 911412, 1012680, 1139265, 1215216, 1519020, 1822824, 2025360, 2278530, 3038040, 3645648, 4557060, 6076080, 9114120, 18228240]

約数ペア:

[(1, 18228240), (2, 9114120), (3, 6076080), (4, 4557060), (5, 3645648), (6, 3038040), (8, 2278530), (9, 2025360), (10, 1822824), (12, 1519020), (15, 1215216), (16, 1139265), (18, 1012680), (20, 911412), (24, 759510), (27, 675120), (29, 628560), (30, 607608), (36, 506340), (40, 455706), (45, 405072), (48, 379755), (54, 337560), (58, 314280), (60, 303804), (72, 253170), (80, 227853), (81, 225040), (87, 209520), (90, 202536), (97, 187920), (108, 168780), (116, 157140), (120, 151902), (135, 135024), (144, 126585), (145, 125712), (162, 112520), (174, 104760), (180, 101268), (194, 93960), (216, 84390), (232, 78570), (240, 75951), (261, 69840), (270, 67512), (290, 62856), (291, 62640), (324, 56260), (348, 52380), (360, 50634), (388, 46980), (405, 45008), (432, 42195), (435, 41904), (464, 39285), (485, 37584), (522, 34920), (540, 33756), (580, 31428), (582, 31320), (648, 28130), (696, 26190), (720, 25317), (776, 23490), (783, 23280), (810, 22504), (870, 20952), (873, 20880), (970, 18792), (1044, 17460), (1080, 16878), (1160, 15714), (1164, 15660), (1296, 14065), (1305, 13968), (1392, 13095), (1455, 12528), (1552, 11745), (1566, 11640), (1620, 11252), (1740, 10476), (1746, 10440), (1940, 9396), (2088, 8730), (2160, 8439), (2320, 7857), (2328, 7830), (2349, 7760), (2610, 6984), (2619, 6960), (2813, 6480), (2910, 6264), (3132, 5820), (3240, 5626), (3480, 5238), (3492, 5220), (3880, 4698), (3915, 4656), (4176, 4365)]