310129400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 883872000

約数和(自身を除く): 573742600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 89, 95, 100, 131, 133, 140, 152, 175, 178, 190, 200, 262, 266, 280, 350, 356, 380, 445, 475, 524, 532, 623, 655, 665, 700, 712, 760, 890, 917, 950, 1048, 1064, 1246, 1310, 1330, 1400, 1691, 1780, 1834, 1900, 2225, 2489, 2492, 2620, 2660, 3115, 3275, 3325, 3382, 3560, 3668, 3800, 4450, 4585, 4978, 4984, 5240, 5320, 6230, 6550, 6650, 6764, 7336, 8455, 8900, 9170, 9956, 11659, 11837, 12445, 12460, 13100, 13300, 13528, 15575, 16910, 17423, 17800, 18340, 19912, 22925, 23318, 23674, 24890, 24920, 26200, 26600, 31150, 33820, 34846, 36680, 42275, 45850, 46636, 47348, 49780, 58295, 59185, 62225, 62300, 67640, 69692, 81613, 84550, 87115, 91700, 93272, 94696, 99560, 116590, 118370, 124450, 124600, 139384, 163226, 169100, 174230, 183400, 221521, 233180, 236740, 248900, 291475, 295925, 326452, 338200, 348460, 408065, 435575, 443042, 466360, 473480, 497800, 582950, 591850, 652904, 696920, 816130, 871150, 886084, 1107605, 1165900, 1183700, 1550647, 1632260, 1742300, 1772168, 2040325, 2215210, 2331800, 2367400, 3101294, 3264520, 3484600, 4080650, 4430420, 5538025, 6202588, 7753235, 8161300, 8860840, 11076050, 12405176, 15506470, 16322600, 22152100, 31012940, 38766175, 44304200, 62025880, 77532350, 155064700, 310129400]

約数ペア:

[(1, 310129400), (2, 155064700), (4, 77532350), (5, 62025880), (7, 44304200), (8, 38766175), (10, 31012940), (14, 22152100), (19, 16322600), (20, 15506470), (25, 12405176), (28, 11076050), (35, 8860840), (38, 8161300), (40, 7753235), (50, 6202588), (56, 5538025), (70, 4430420), (76, 4080650), (89, 3484600), (95, 3264520), (100, 3101294), (131, 2367400), (133, 2331800), (140, 2215210), (152, 2040325), (175, 1772168), (178, 1742300), (190, 1632260), (200, 1550647), (262, 1183700), (266, 1165900), (280, 1107605), (350, 886084), (356, 871150), (380, 816130), (445, 696920), (475, 652904), (524, 591850), (532, 582950), (623, 497800), (655, 473480), (665, 466360), (700, 443042), (712, 435575), (760, 408065), (890, 348460), (917, 338200), (950, 326452), (1048, 295925), (1064, 291475), (1246, 248900), (1310, 236740), (1330, 233180), (1400, 221521), (1691, 183400), (1780, 174230), (1834, 169100), (1900, 163226), (2225, 139384), (2489, 124600), (2492, 124450), (2620, 118370), (2660, 116590), (3115, 99560), (3275, 94696), (3325, 93272), (3382, 91700), (3560, 87115), (3668, 84550), (3800, 81613), (4450, 69692), (4585, 67640), (4978, 62300), (4984, 62225), (5240, 59185), (5320, 58295), (6230, 49780), (6550, 47348), (6650, 46636), (6764, 45850), (7336, 42275), (8455, 36680), (8900, 34846), (9170, 33820), (9956, 31150), (11659, 26600), (11837, 26200), (12445, 24920), (12460, 24890), (13100, 23674), (13300, 23318), (13528, 22925), (15575, 19912), (16910, 18340), (17423, 17800)]