71671320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 288

約数和(自身を含む): 288100800

約数和(自身を除く): 216429480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 49, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 98, 102, 105, 119, 120, 126, 136, 140, 147, 153, 168, 170, 180, 196, 204, 210, 238, 239, 245, 252, 255, 280, 294, 306, 315, 340, 357, 360, 392, 408, 420, 441, 476, 478, 490, 504, 510, 588, 595, 612, 630, 680, 714, 717, 735, 765, 833, 840, 882, 952, 956, 980, 1020, 1071, 1176, 1190, 1195, 1224, 1260, 1428, 1434, 1470, 1530, 1666, 1673, 1764, 1785, 1912, 1960, 2040, 2142, 2151, 2205, 2380, 2390, 2499, 2520, 2856, 2868, 2940, 3060, 3332, 3346, 3528, 3570, 3585, 4063, 4165, 4284, 4302, 4410, 4760, 4780, 4998, 5019, 5355, 5736, 5880, 6120, 6664, 6692, 7140, 7170, 7497, 8126, 8330, 8365, 8568, 8604, 8820, 9560, 9996, 10038, 10710, 10755, 11711, 12189, 12495, 13384, 14280, 14340, 14994, 15057, 16252, 16660, 16730, 17208, 17640, 19992, 20076, 20315, 21420, 21510, 23422, 24378, 24990, 25095, 28441, 28680, 29988, 30114, 32504, 33320, 33460, 35133, 36567, 37485, 40152, 40630, 42840, 43020, 46844, 48756, 49980, 50190, 56882, 58555, 59976, 60228, 60945, 66920, 70266, 73134, 74970, 75285, 81260, 85323, 86040, 93688, 97512, 99960, 100380, 105399, 113764, 117110, 120456, 121890, 140532, 142205, 146268, 149940, 150570, 162520, 170646, 175665, 182835, 199087, 200760, 210798, 227528, 234220, 243780, 255969, 281064, 284410, 292536, 299880, 301140, 341292, 351330, 365670, 398174, 421596, 426615, 468440, 487560, 511938, 526995, 568820, 597261, 602280, 682584, 702660, 731340, 796348, 843192, 853230, 995435, 1023876, 1053990, 1137640, 1194522, 1279845, 1405320, 1462680, 1592696, 1706460, 1791783, 1990870, 2047752, 2107980, 2389044, 2559690, 2986305, 3412920, 3583566, 3981740, 4215960, 4778088, 5119380, 5972610, 7167132, 7963480, 8958915, 10238760, 11945220, 14334264, 17917830, 23890440, 35835660, 71671320]

約数ペア:

[(1, 71671320), (2, 35835660), (3, 23890440), (4, 17917830), (5, 14334264), (6, 11945220), (7, 10238760), (8, 8958915), (9, 7963480), (10, 7167132), (12, 5972610), (14, 5119380), (15, 4778088), (17, 4215960), (18, 3981740), (20, 3583566), (21, 3412920), (24, 2986305), (28, 2559690), (30, 2389044), (34, 2107980), (35, 2047752), (36, 1990870), (40, 1791783), (42, 1706460), (45, 1592696), (49, 1462680), (51, 1405320), (56, 1279845), (60, 1194522), (63, 1137640), (68, 1053990), (70, 1023876), (72, 995435), (84, 853230), (85, 843192), (90, 796348), (98, 731340), (102, 702660), (105, 682584), (119, 602280), (120, 597261), (126, 568820), (136, 526995), (140, 511938), (147, 487560), (153, 468440), (168, 426615), (170, 421596), (180, 398174), (196, 365670), (204, 351330), (210, 341292), (238, 301140), (239, 299880), (245, 292536), (252, 284410), (255, 281064), (280, 255969), (294, 243780), (306, 234220), (315, 227528), (340, 210798), (357, 200760), (360, 199087), (392, 182835), (408, 175665), (420, 170646), (441, 162520), (476, 150570), (478, 149940), (490, 146268), (504, 142205), (510, 140532), (588, 121890), (595, 120456), (612, 117110), (630, 113764), (680, 105399), (714, 100380), (717, 99960), (735, 97512), (765, 93688), (833, 86040), (840, 85323), (882, 81260), (952, 75285), (956, 74970), (980, 73134), (1020, 70266), (1071, 66920), (1176, 60945), (1190, 60228), (1195, 59976), (1224, 58555), (1260, 56882), (1428, 50190), (1434, 49980), (1470, 48756), (1530, 46844), (1666, 43020), (1673, 42840), (1764, 40630), (1785, 40152), (1912, 37485), (1960, 36567), (2040, 35133), (2142, 33460), (2151, 33320), (2205, 32504), (2380, 30114), (2390, 29988), (2499, 28680), (2520, 28441), (2856, 25095), (2868, 24990), (2940, 24378), (3060, 23422), (3332, 21510), (3346, 21420), (3528, 20315), (3570, 20076), (3585, 19992), (4063, 17640), (4165, 17208), (4284, 16730), (4302, 16660), (4410, 16252), (4760, 15057), (4780, 14994), (4998, 14340), (5019, 14280), (5355, 13384), (5736, 12495), (5880, 12189), (6120, 11711), (6664, 10755), (6692, 10710), (7140, 10038), (7170, 9996), (7497, 9560), (8126, 8820), (8330, 8604), (8365, 8568)]