312462220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 816449760

約数和(自身を除く): 503987540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 97, 98, 133, 140, 173, 190, 194, 196, 245, 266, 346, 380, 388, 485, 490, 532, 665, 679, 692, 865, 931, 970, 980, 1211, 1330, 1358, 1730, 1843, 1862, 1940, 2422, 2660, 2716, 3287, 3395, 3460, 3686, 3724, 4655, 4753, 4844, 6055, 6574, 6790, 7372, 8477, 9215, 9310, 9506, 12110, 12901, 13148, 13580, 16435, 16781, 16954, 18430, 18620, 19012, 23009, 23765, 24220, 25802, 32870, 33562, 33908, 36860, 42385, 46018, 47530, 51604, 64505, 65740, 67124, 83905, 84770, 90307, 92036, 95060, 115045, 117467, 129010, 161063, 167810, 169540, 180614, 230090, 234934, 258020, 318839, 322126, 335620, 361228, 451535, 460180, 469868, 587335, 637678, 644252, 805315, 822269, 903070, 1174670, 1275356, 1594195, 1610630, 1644538, 1806140, 2231873, 2349340, 3188390, 3221260, 3289076, 4111345, 4463746, 6376780, 8222690, 8927492, 11159365, 15623111, 16445380, 22318730, 31246222, 44637460, 62492444, 78115555, 156231110, 312462220]

約数ペア:

[(1, 312462220), (2, 156231110), (4, 78115555), (5, 62492444), (7, 44637460), (10, 31246222), (14, 22318730), (19, 16445380), (20, 15623111), (28, 11159365), (35, 8927492), (38, 8222690), (49, 6376780), (70, 4463746), (76, 4111345), (95, 3289076), (97, 3221260), (98, 3188390), (133, 2349340), (140, 2231873), (173, 1806140), (190, 1644538), (194, 1610630), (196, 1594195), (245, 1275356), (266, 1174670), (346, 903070), (380, 822269), (388, 805315), (485, 644252), (490, 637678), (532, 587335), (665, 469868), (679, 460180), (692, 451535), (865, 361228), (931, 335620), (970, 322126), (980, 318839), (1211, 258020), (1330, 234934), (1358, 230090), (1730, 180614), (1843, 169540), (1862, 167810), (1940, 161063), (2422, 129010), (2660, 117467), (2716, 115045), (3287, 95060), (3395, 92036), (3460, 90307), (3686, 84770), (3724, 83905), (4655, 67124), (4753, 65740), (4844, 64505), (6055, 51604), (6574, 47530), (6790, 46018), (7372, 42385), (8477, 36860), (9215, 33908), (9310, 33562), (9506, 32870), (12110, 25802), (12901, 24220), (13148, 23765), (13580, 23009), (16435, 19012), (16781, 18620), (16954, 18430)]