401393760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:385

約数の個数: 192

約数和(自身を含む): 1317580992

約数和(自身を除く): 916187232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 97, 111, 120, 148, 160, 185, 194, 222, 233, 240, 291, 296, 370, 388, 444, 466, 480, 485, 555, 582, 592, 699, 740, 776, 888, 932, 970, 1110, 1164, 1165, 1184, 1398, 1455, 1480, 1552, 1776, 1864, 1940, 2220, 2328, 2330, 2796, 2910, 2960, 3104, 3495, 3552, 3589, 3728, 3880, 4440, 4656, 4660, 5592, 5820, 5920, 6990, 7178, 7456, 7760, 8621, 8880, 9312, 9320, 10767, 11184, 11640, 13980, 14356, 15520, 17242, 17760, 17945, 18640, 21534, 22368, 22601, 23280, 25863, 27960, 28712, 34484, 35890, 37280, 43068, 43105, 45202, 46560, 51726, 53835, 55920, 57424, 67803, 68968, 71780, 86136, 86210, 90404, 103452, 107670, 111840, 113005, 114848, 129315, 135606, 137936, 143560, 172272, 172420, 180808, 206904, 215340, 226010, 258630, 271212, 275872, 287120, 339015, 344544, 344840, 361616, 413808, 430680, 452020, 517260, 542424, 574240, 678030, 689680, 723232, 827616, 836237, 861360, 904040, 1034520, 1084848, 1356060, 1379360, 1672474, 1722720, 1808080, 2069040, 2169696, 2508711, 2712120, 3344948, 3616160, 4138080, 4181185, 5017422, 5424240, 6689896, 8362370, 10034844, 10848480, 12543555, 13379792, 16724740, 20069688, 25087110, 26759584, 33449480, 40139376, 50174220, 66898960, 80278752, 100348440, 133797920, 200696880, 401393760]

約数ペア:

[(1, 401393760), (2, 200696880), (3, 133797920), (4, 100348440), (5, 80278752), (6, 66898960), (8, 50174220), (10, 40139376), (12, 33449480), (15, 26759584), (16, 25087110), (20, 20069688), (24, 16724740), (30, 13379792), (32, 12543555), (37, 10848480), (40, 10034844), (48, 8362370), (60, 6689896), (74, 5424240), (80, 5017422), (96, 4181185), (97, 4138080), (111, 3616160), (120, 3344948), (148, 2712120), (160, 2508711), (185, 2169696), (194, 2069040), (222, 1808080), (233, 1722720), (240, 1672474), (291, 1379360), (296, 1356060), (370, 1084848), (388, 1034520), (444, 904040), (466, 861360), (480, 836237), (485, 827616), (555, 723232), (582, 689680), (592, 678030), (699, 574240), (740, 542424), (776, 517260), (888, 452020), (932, 430680), (970, 413808), (1110, 361616), (1164, 344840), (1165, 344544), (1184, 339015), (1398, 287120), (1455, 275872), (1480, 271212), (1552, 258630), (1776, 226010), (1864, 215340), (1940, 206904), (2220, 180808), (2328, 172420), (2330, 172272), (2796, 143560), (2910, 137936), (2960, 135606), (3104, 129315), (3495, 114848), (3552, 113005), (3589, 111840), (3728, 107670), (3880, 103452), (4440, 90404), (4656, 86210), (4660, 86136), (5592, 71780), (5820, 68968), (5920, 67803), (6990, 57424), (7178, 55920), (7456, 53835), (7760, 51726), (8621, 46560), (8880, 45202), (9312, 43105), (9320, 43068), (10767, 37280), (11184, 35890), (11640, 34484), (13980, 28712), (14356, 27960), (15520, 25863), (17242, 23280), (17760, 22601), (17945, 22368), (18640, 21534)]