400444200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:301

約数の個数: 288

約数和(自身を含む): 1470869400

約数和(自身を除く): 1070425200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 109, 117, 120, 130, 150, 156, 157, 180, 195, 200, 218, 225, 234, 260, 300, 312, 314, 325, 327, 360, 390, 436, 450, 468, 471, 520, 545, 585, 600, 628, 650, 654, 780, 785, 872, 900, 936, 942, 975, 981, 1090, 1170, 1256, 1300, 1308, 1413, 1417, 1560, 1570, 1635, 1800, 1884, 1950, 1962, 2041, 2180, 2340, 2355, 2600, 2616, 2725, 2826, 2834, 2925, 3140, 3270, 3768, 3900, 3924, 3925, 4082, 4251, 4360, 4680, 4710, 4905, 5450, 5652, 5668, 5850, 6123, 6280, 6540, 7065, 7085, 7800, 7848, 7850, 8164, 8175, 8502, 9420, 9810, 10205, 10900, 11304, 11336, 11700, 11775, 12246, 12753, 13080, 14130, 14170, 15700, 16328, 16350, 17004, 17113, 18369, 18840, 19620, 20410, 21255, 21800, 23400, 23550, 24492, 24525, 25506, 28260, 28340, 30615, 31400, 32700, 34008, 34226, 35325, 35425, 36738, 39240, 40820, 42510, 47100, 48984, 49050, 51012, 51025, 51339, 56520, 56680, 61230, 63765, 65400, 68452, 70650, 70850, 73476, 81640, 85020, 85565, 91845, 94200, 98100, 102024, 102050, 102678, 106275, 122460, 127530, 136904, 141300, 141700, 146952, 153075, 154017, 170040, 171130, 183690, 196200, 204100, 205356, 212550, 222469, 244920, 255060, 256695, 282600, 283400, 306150, 308034, 318825, 342260, 367380, 408200, 410712, 425100, 427825, 444938, 459225, 510120, 513390, 612300, 616068, 637650, 667407, 684520, 734760, 770085, 850200, 855650, 889876, 918450, 1026780, 1112345, 1224600, 1232136, 1275300, 1283475, 1334814, 1540170, 1711300, 1779752, 1836900, 2002221, 2053560, 2224690, 2550600, 2566950, 2669628, 3080340, 3337035, 3422600, 3673800, 3850425, 4004442, 4449380, 5133900, 5339256, 5561725, 6160680, 6674070, 7700850, 8008884, 8898760, 10011105, 10267800, 11123450, 13348140, 15401700, 16017768, 16685175, 20022210, 22246900, 26696280, 30803400, 33370350, 40044420, 44493800, 50055525, 66740700, 80088840, 100111050, 133481400, 200222100, 400444200]

約数ペア:

[(1, 400444200), (2, 200222100), (3, 133481400), (4, 100111050), (5, 80088840), (6, 66740700), (8, 50055525), (9, 44493800), (10, 40044420), (12, 33370350), (13, 30803400), (15, 26696280), (18, 22246900), (20, 20022210), (24, 16685175), (25, 16017768), (26, 15401700), (30, 13348140), (36, 11123450), (39, 10267800), (40, 10011105), (45, 8898760), (50, 8008884), (52, 7700850), (60, 6674070), (65, 6160680), (72, 5561725), (75, 5339256), (78, 5133900), (90, 4449380), (100, 4004442), (104, 3850425), (109, 3673800), (117, 3422600), (120, 3337035), (130, 3080340), (150, 2669628), (156, 2566950), (157, 2550600), (180, 2224690), (195, 2053560), (200, 2002221), (218, 1836900), (225, 1779752), (234, 1711300), (260, 1540170), (300, 1334814), (312, 1283475), (314, 1275300), (325, 1232136), (327, 1224600), (360, 1112345), (390, 1026780), (436, 918450), (450, 889876), (468, 855650), (471, 850200), (520, 770085), (545, 734760), (585, 684520), (600, 667407), (628, 637650), (650, 616068), (654, 612300), (780, 513390), (785, 510120), (872, 459225), (900, 444938), (936, 427825), (942, 425100), (975, 410712), (981, 408200), (1090, 367380), (1170, 342260), (1256, 318825), (1300, 308034), (1308, 306150), (1413, 283400), (1417, 282600), (1560, 256695), (1570, 255060), (1635, 244920), (1800, 222469), (1884, 212550), (1950, 205356), (1962, 204100), (2041, 196200), (2180, 183690), (2340, 171130), (2355, 170040), (2600, 154017), (2616, 153075), (2725, 146952), (2826, 141700), (2834, 141300), (2925, 136904), (3140, 127530), (3270, 122460), (3768, 106275), (3900, 102678), (3924, 102050), (3925, 102024), (4082, 98100), (4251, 94200), (4360, 91845), (4680, 85565), (4710, 85020), (4905, 81640), (5450, 73476), (5652, 70850), (5668, 70650), (5850, 68452), (6123, 65400), (6280, 63765), (6540, 61230), (7065, 56680), (7085, 56520), (7800, 51339), (7848, 51025), (7850, 51012), (8164, 49050), (8175, 48984), (8502, 47100), (9420, 42510), (9810, 40820), (10205, 39240), (10900, 36738), (11304, 35425), (11336, 35325), (11700, 34226), (11775, 34008), (12246, 32700), (12753, 31400), (13080, 30615), (14130, 28340), (14170, 28260), (15700, 25506), (16328, 24525), (16350, 24492), (17004, 23550), (17113, 23400), (18369, 21800), (18840, 21255), (19620, 20410)]