311985360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1$

素因数の和:466

約数の個数: 240

約数和(自身を含む): 1128142080

約数和(自身を除く): 816156720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 71, 72, 80, 85, 90, 102, 120, 136, 142, 144, 153, 170, 180, 204, 213, 240, 255, 272, 284, 306, 340, 355, 359, 360, 408, 426, 510, 568, 612, 639, 680, 710, 718, 720, 765, 816, 852, 1020, 1065, 1077, 1136, 1207, 1224, 1278, 1360, 1420, 1436, 1530, 1704, 1795, 2040, 2130, 2154, 2414, 2448, 2556, 2840, 2872, 3060, 3195, 3231, 3408, 3590, 3621, 4080, 4260, 4308, 4828, 5112, 5385, 5680, 5744, 6035, 6103, 6120, 6390, 6462, 7180, 7242, 8520, 8616, 9656, 10224, 10770, 10863, 12070, 12206, 12240, 12780, 12924, 14360, 14484, 16155, 17040, 17232, 18105, 18309, 19312, 21540, 21726, 24140, 24412, 25489, 25560, 25848, 28720, 28968, 30515, 32310, 36210, 36618, 43080, 43452, 48280, 48824, 50978, 51120, 51696, 54315, 54927, 57936, 61030, 64620, 72420, 73236, 76467, 86160, 86904, 91545, 96560, 97648, 101956, 108630, 109854, 122060, 127445, 129240, 144840, 146472, 152934, 173808, 183090, 203912, 217260, 219708, 229401, 244120, 254890, 258480, 274635, 289680, 292944, 305868, 366180, 382335, 407824, 433313, 434520, 439416, 458802, 488240, 509780, 549270, 611736, 732360, 764670, 866626, 869040, 878832, 917604, 1019560, 1098540, 1147005, 1223472, 1299939, 1464720, 1529340, 1733252, 1835208, 2039120, 2166565, 2197080, 2294010, 2599878, 3058680, 3466504, 3670416, 3899817, 4333130, 4394160, 4588020, 5199756, 6117360, 6499695, 6933008, 7799634, 8666260, 9176040, 10399512, 12999390, 15599268, 17332520, 18352080, 19499085, 20799024, 25998780, 31198536, 34665040, 38998170, 51997560, 62397072, 77996340, 103995120, 155992680, 311985360]

約数ペア:

[(1, 311985360), (2, 155992680), (3, 103995120), (4, 77996340), (5, 62397072), (6, 51997560), (8, 38998170), (9, 34665040), (10, 31198536), (12, 25998780), (15, 20799024), (16, 19499085), (17, 18352080), (18, 17332520), (20, 15599268), (24, 12999390), (30, 10399512), (34, 9176040), (36, 8666260), (40, 7799634), (45, 6933008), (48, 6499695), (51, 6117360), (60, 5199756), (68, 4588020), (71, 4394160), (72, 4333130), (80, 3899817), (85, 3670416), (90, 3466504), (102, 3058680), (120, 2599878), (136, 2294010), (142, 2197080), (144, 2166565), (153, 2039120), (170, 1835208), (180, 1733252), (204, 1529340), (213, 1464720), (240, 1299939), (255, 1223472), (272, 1147005), (284, 1098540), (306, 1019560), (340, 917604), (355, 878832), (359, 869040), (360, 866626), (408, 764670), (426, 732360), (510, 611736), (568, 549270), (612, 509780), (639, 488240), (680, 458802), (710, 439416), (718, 434520), (720, 433313), (765, 407824), (816, 382335), (852, 366180), (1020, 305868), (1065, 292944), (1077, 289680), (1136, 274635), (1207, 258480), (1224, 254890), (1278, 244120), (1360, 229401), (1420, 219708), (1436, 217260), (1530, 203912), (1704, 183090), (1795, 173808), (2040, 152934), (2130, 146472), (2154, 144840), (2414, 129240), (2448, 127445), (2556, 122060), (2840, 109854), (2872, 108630), (3060, 101956), (3195, 97648), (3231, 96560), (3408, 91545), (3590, 86904), (3621, 86160), (4080, 76467), (4260, 73236), (4308, 72420), (4828, 64620), (5112, 61030), (5385, 57936), (5680, 54927), (5744, 54315), (6035, 51696), (6103, 51120), (6120, 50978), (6390, 48824), (6462, 48280), (7180, 43452), (7242, 43080), (8520, 36618), (8616, 36210), (9656, 32310), (10224, 30515), (10770, 28968), (10863, 28720), (12070, 25848), (12206, 25560), (12240, 25489), (12780, 24412), (12924, 24140), (14360, 21726), (14484, 21540), (16155, 19312), (17040, 18309), (17232, 18105)]