31802960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 160

約数和(自身を含む): 92256000

約数和(自身を除く): 60453040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 61, 70, 76, 80, 95, 98, 112, 122, 133, 140, 152, 190, 196, 244, 245, 266, 280, 304, 305, 343, 380, 392, 427, 488, 490, 532, 560, 610, 665, 686, 760, 784, 854, 931, 976, 980, 1064, 1159, 1220, 1330, 1372, 1520, 1708, 1715, 1862, 1960, 2128, 2135, 2318, 2440, 2660, 2744, 2989, 3416, 3430, 3724, 3920, 4270, 4636, 4655, 4880, 5320, 5488, 5795, 5978, 6517, 6832, 6860, 7448, 8113, 8540, 9272, 9310, 10640, 11590, 11956, 13034, 13720, 14896, 14945, 16226, 17080, 18544, 18620, 20923, 23180, 23912, 26068, 27440, 29890, 32452, 32585, 34160, 37240, 40565, 41846, 46360, 47824, 52136, 56791, 59780, 64904, 65170, 74480, 81130, 83692, 92720, 104272, 104615, 113582, 119560, 129808, 130340, 162260, 167384, 209230, 227164, 239120, 260680, 283955, 324520, 334768, 397537, 418460, 454328, 521360, 567910, 649040, 795074, 836920, 908656, 1135820, 1590148, 1673840, 1987685, 2271640, 3180296, 3975370, 4543280, 6360592, 7950740, 15901480, 31802960]

約数ペア:

[(1, 31802960), (2, 15901480), (4, 7950740), (5, 6360592), (7, 4543280), (8, 3975370), (10, 3180296), (14, 2271640), (16, 1987685), (19, 1673840), (20, 1590148), (28, 1135820), (35, 908656), (38, 836920), (40, 795074), (49, 649040), (56, 567910), (61, 521360), (70, 454328), (76, 418460), (80, 397537), (95, 334768), (98, 324520), (112, 283955), (122, 260680), (133, 239120), (140, 227164), (152, 209230), (190, 167384), (196, 162260), (244, 130340), (245, 129808), (266, 119560), (280, 113582), (304, 104615), (305, 104272), (343, 92720), (380, 83692), (392, 81130), (427, 74480), (488, 65170), (490, 64904), (532, 59780), (560, 56791), (610, 52136), (665, 47824), (686, 46360), (760, 41846), (784, 40565), (854, 37240), (931, 34160), (976, 32585), (980, 32452), (1064, 29890), (1159, 27440), (1220, 26068), (1330, 23912), (1372, 23180), (1520, 20923), (1708, 18620), (1715, 18544), (1862, 17080), (1960, 16226), (2128, 14945), (2135, 14896), (2318, 13720), (2440, 13034), (2660, 11956), (2744, 11590), (2989, 10640), (3416, 9310), (3430, 9272), (3724, 8540), (3920, 8113), (4270, 7448), (4636, 6860), (4655, 6832), (4880, 6517), (5320, 5978), (5488, 5795)]