155185920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:755

約数の個数: 216

約数和(自身を含む): 565983600

約数和(自身を除く): 410797680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 709, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1418, 1440, 1520, 1710, 1824, 1920, 2127, 2280, 2304, 2432, 2736, 2836, 2880, 3040, 3420, 3545, 3648, 3840, 4254, 4560, 4864, 5472, 5672, 5760, 6080, 6381, 6840, 7090, 7296, 8508, 9120, 10635, 10944, 11344, 11520, 12160, 12762, 13471, 13680, 14180, 14592, 17016, 18240, 21270, 21888, 22688, 24320, 25524, 26942, 27360, 28360, 31905, 34032, 36480, 40413, 42540, 43776, 45376, 51048, 53884, 54720, 56720, 63810, 67355, 68064, 72960, 80826, 85080, 90752, 102096, 107768, 109440, 113440, 121239, 127620, 134710, 136128, 161652, 170160, 181504, 202065, 204192, 215536, 218880, 226880, 242478, 255240, 269420, 272256, 323304, 340320, 404130, 408384, 431072, 453760, 484956, 510480, 538840, 544512, 606195, 646608, 680640, 808260, 816768, 862144, 907520, 969912, 1020960, 1077680, 1212390, 1293216, 1361280, 1616520, 1633536, 1724288, 1939824, 2041920, 2155360, 2424780, 2586432, 2722560, 3233040, 3448576, 3879648, 4083840, 4310720, 4849560, 5172864, 6466080, 7759296, 8167680, 8621440, 9699120, 10345728, 12932160, 15518592, 17242880, 19398240, 25864320, 31037184, 38796480, 51728640, 77592960, 155185920]

約数ペア:

[(1, 155185920), (2, 77592960), (3, 51728640), (4, 38796480), (5, 31037184), (6, 25864320), (8, 19398240), (9, 17242880), (10, 15518592), (12, 12932160), (15, 10345728), (16, 9699120), (18, 8621440), (19, 8167680), (20, 7759296), (24, 6466080), (30, 5172864), (32, 4849560), (36, 4310720), (38, 4083840), (40, 3879648), (45, 3448576), (48, 3233040), (57, 2722560), (60, 2586432), (64, 2424780), (72, 2155360), (76, 2041920), (80, 1939824), (90, 1724288), (95, 1633536), (96, 1616520), (114, 1361280), (120, 1293216), (128, 1212390), (144, 1077680), (152, 1020960), (160, 969912), (171, 907520), (180, 862144), (190, 816768), (192, 808260), (228, 680640), (240, 646608), (256, 606195), (285, 544512), (288, 538840), (304, 510480), (320, 484956), (342, 453760), (360, 431072), (380, 408384), (384, 404130), (456, 340320), (480, 323304), (570, 272256), (576, 269420), (608, 255240), (640, 242478), (684, 226880), (709, 218880), (720, 215536), (760, 204192), (768, 202065), (855, 181504), (912, 170160), (960, 161652), (1140, 136128), (1152, 134710), (1216, 127620), (1280, 121239), (1368, 113440), (1418, 109440), (1440, 107768), (1520, 102096), (1710, 90752), (1824, 85080), (1920, 80826), (2127, 72960), (2280, 68064), (2304, 67355), (2432, 63810), (2736, 56720), (2836, 54720), (2880, 53884), (3040, 51048), (3420, 45376), (3545, 43776), (3648, 42540), (3840, 40413), (4254, 36480), (4560, 34032), (4864, 31905), (5472, 28360), (5672, 27360), (5760, 26942), (6080, 25524), (6381, 24320), (6840, 22688), (7090, 21888), (7296, 21270), (8508, 18240), (9120, 17016), (10635, 14592), (10944, 14180), (11344, 13680), (11520, 13471), (12160, 12762)]