181451520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:875

約数の個数: 216

約数和(自身を含む): 661642800

約数和(自身を除く): 480191280

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, 720, 760, 768, 829, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1658, 1710, 1824, 1920, 2280, 2304, 2432, 2487, 2736, 2880, 3040, 3316, 3420, 3648, 3840, 4145, 4560, 4864, 4974, 5472, 5760, 6080, 6632, 6840, 7296, 7461, 8290, 9120, 9948, 10944, 11520, 12160, 12435, 13264, 13680, 14592, 14922, 15751, 16580, 18240, 19896, 21888, 24320, 24870, 26528, 27360, 29844, 31502, 33160, 36480, 37305, 39792, 43776, 47253, 49740, 53056, 54720, 59688, 63004, 66320, 72960, 74610, 78755, 79584, 94506, 99480, 106112, 109440, 119376, 126008, 132640, 141759, 149220, 157510, 159168, 189012, 198960, 212224, 218880, 236265, 238752, 252016, 265280, 283518, 298440, 315020, 318336, 378024, 397920, 472530, 477504, 504032, 530560, 567036, 596880, 630040, 636672, 708795, 756048, 795840, 945060, 955008, 1008064, 1061120, 1134072, 1193760, 1260080, 1417590, 1512096, 1591680, 1890120, 1910016, 2016128, 2268144, 2387520, 2520160, 2835180, 3024192, 3183360, 3780240, 4032256, 4536288, 4775040, 5040320, 5670360, 6048384, 7560480, 9072576, 9550080, 10080640, 11340720, 12096768, 15120960, 18145152, 20161280, 22681440, 30241920, 36290304, 45362880, 60483840, 90725760, 181451520]

約数ペア:

[(1, 181451520), (2, 90725760), (3, 60483840), (4, 45362880), (5, 36290304), (6, 30241920), (8, 22681440), (9, 20161280), (10, 18145152), (12, 15120960), (15, 12096768), (16, 11340720), (18, 10080640), (19, 9550080), (20, 9072576), (24, 7560480), (30, 6048384), (32, 5670360), (36, 5040320), (38, 4775040), (40, 4536288), (45, 4032256), (48, 3780240), (57, 3183360), (60, 3024192), (64, 2835180), (72, 2520160), (76, 2387520), (80, 2268144), (90, 2016128), (95, 1910016), (96, 1890120), (114, 1591680), (120, 1512096), (128, 1417590), (144, 1260080), (152, 1193760), (160, 1134072), (171, 1061120), (180, 1008064), (190, 955008), (192, 945060), (228, 795840), (240, 756048), (256, 708795), (285, 636672), (288, 630040), (304, 596880), (320, 567036), (342, 530560), (360, 504032), (380, 477504), (384, 472530), (456, 397920), (480, 378024), (570, 318336), (576, 315020), (608, 298440), (640, 283518), (684, 265280), (720, 252016), (760, 238752), (768, 236265), (829, 218880), (855, 212224), (912, 198960), (960, 189012), (1140, 159168), (1152, 157510), (1216, 149220), (1280, 141759), (1368, 132640), (1440, 126008), (1520, 119376), (1658, 109440), (1710, 106112), (1824, 99480), (1920, 94506), (2280, 79584), (2304, 78755), (2432, 74610), (2487, 72960), (2736, 66320), (2880, 63004), (3040, 59688), (3316, 54720), (3420, 53056), (3648, 49740), (3840, 47253), (4145, 43776), (4560, 39792), (4864, 37305), (4974, 36480), (5472, 33160), (5760, 31502), (6080, 29844), (6632, 27360), (6840, 26528), (7296, 24870), (7461, 24320), (8290, 21888), (9120, 19896), (9948, 18240), (10944, 16580), (11520, 15751), (12160, 14922), (12435, 14592), (13264, 13680)]