331751280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1091}}^1$

素因数の和:1295

約数の個数: 160

約数和(自身を含む): 1182924288

約数和(自身を除く): 851173008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 240, 280, 336, 362, 420, 543, 560, 724, 840, 905, 1086, 1091, 1267, 1448, 1680, 1810, 2172, 2182, 2534, 2715, 2896, 3273, 3620, 3801, 4344, 4364, 5068, 5430, 5455, 6335, 6546, 7240, 7602, 7637, 8688, 8728, 10136, 10860, 10910, 12670, 13092, 14480, 15204, 15274, 16365, 17456, 19005, 20272, 21720, 21820, 22911, 25340, 26184, 30408, 30548, 32730, 38010, 38185, 43440, 43640, 45822, 50680, 52368, 60816, 61096, 65460, 76020, 76370, 87280, 91644, 101360, 114555, 122192, 130920, 152040, 152740, 183288, 197471, 229110, 261840, 304080, 305480, 366576, 394942, 458220, 592413, 610960, 789884, 916440, 987355, 1184826, 1382297, 1579768, 1832880, 1974710, 2369652, 2764594, 2962065, 3159536, 3949420, 4146891, 4739304, 5529188, 5924130, 6911485, 7898840, 8293782, 9478608, 11058376, 11848260, 13822970, 15797680, 16587564, 20734455, 22116752, 23696520, 27645940, 33175128, 41468910, 47393040, 55291880, 66350256, 82937820, 110583760, 165875640, 331751280]

約数ペア:

[(1, 331751280), (2, 165875640), (3, 110583760), (4, 82937820), (5, 66350256), (6, 55291880), (7, 47393040), (8, 41468910), (10, 33175128), (12, 27645940), (14, 23696520), (15, 22116752), (16, 20734455), (20, 16587564), (21, 15797680), (24, 13822970), (28, 11848260), (30, 11058376), (35, 9478608), (40, 8293782), (42, 7898840), (48, 6911485), (56, 5924130), (60, 5529188), (70, 4739304), (80, 4146891), (84, 3949420), (105, 3159536), (112, 2962065), (120, 2764594), (140, 2369652), (168, 1974710), (181, 1832880), (210, 1579768), (240, 1382297), (280, 1184826), (336, 987355), (362, 916440), (420, 789884), (543, 610960), (560, 592413), (724, 458220), (840, 394942), (905, 366576), (1086, 305480), (1091, 304080), (1267, 261840), (1448, 229110), (1680, 197471), (1810, 183288), (2172, 152740), (2182, 152040), (2534, 130920), (2715, 122192), (2896, 114555), (3273, 101360), (3620, 91644), (3801, 87280), (4344, 76370), (4364, 76020), (5068, 65460), (5430, 61096), (5455, 60816), (6335, 52368), (6546, 50680), (7240, 45822), (7602, 43640), (7637, 43440), (8688, 38185), (8728, 38010), (10136, 32730), (10860, 30548), (10910, 30408), (12670, 26184), (13092, 25340), (14480, 22911), (15204, 21820), (15274, 21720), (16365, 20272), (17456, 19005)]