72339120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 287219712

約数和(自身を除く): 214880592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 434, 463, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 868, 926, 930, 1008, 1085, 1116, 1240, 1260, 1302, 1389, 1395, 1488, 1680, 1736, 1852, 1860, 1953, 2170, 2232, 2315, 2480, 2520, 2604, 2778, 2790, 3241, 3255, 3472, 3704, 3720, 3906, 4167, 4340, 4464, 4630, 5040, 5208, 5556, 5580, 6482, 6510, 6945, 7408, 7440, 7812, 8334, 8680, 9260, 9723, 9765, 10416, 11112, 11160, 12964, 13020, 13890, 14353, 15624, 16205, 16668, 17360, 18520, 19446, 19530, 20835, 22224, 22320, 25928, 26040, 27780, 28706, 29169, 31248, 32410, 33336, 37040, 38892, 39060, 41670, 43059, 48615, 51856, 52080, 55560, 57412, 58338, 64820, 66672, 71765, 77784, 78120, 83340, 86118, 97230, 100471, 111120, 114824, 116676, 129177, 129640, 143530, 145845, 155568, 156240, 166680, 172236, 194460, 200942, 215295, 229648, 233352, 258354, 259280, 287060, 291690, 301413, 333360, 344472, 388920, 401884, 430590, 466704, 502355, 516708, 574120, 583380, 602826, 645885, 688944, 777840, 803768, 861180, 904239, 1004710, 1033416, 1148240, 1166760, 1205652, 1291770, 1507065, 1607536, 1722360, 1808478, 2009420, 2066832, 2333520, 2411304, 2583540, 3014130, 3444720, 3616956, 4018840, 4521195, 4822608, 5167080, 6028260, 7233912, 8037680, 9042390, 10334160, 12056520, 14467824, 18084780, 24113040, 36169560, 72339120]

約数ペア:

[(1, 72339120), (2, 36169560), (3, 24113040), (4, 18084780), (5, 14467824), (6, 12056520), (7, 10334160), (8, 9042390), (9, 8037680), (10, 7233912), (12, 6028260), (14, 5167080), (15, 4822608), (16, 4521195), (18, 4018840), (20, 3616956), (21, 3444720), (24, 3014130), (28, 2583540), (30, 2411304), (31, 2333520), (35, 2066832), (36, 2009420), (40, 1808478), (42, 1722360), (45, 1607536), (48, 1507065), (56, 1291770), (60, 1205652), (62, 1166760), (63, 1148240), (70, 1033416), (72, 1004710), (80, 904239), (84, 861180), (90, 803768), (93, 777840), (105, 688944), (112, 645885), (120, 602826), (124, 583380), (126, 574120), (140, 516708), (144, 502355), (155, 466704), (168, 430590), (180, 401884), (186, 388920), (210, 344472), (217, 333360), (240, 301413), (248, 291690), (252, 287060), (279, 259280), (280, 258354), (310, 233352), (315, 229648), (336, 215295), (360, 200942), (372, 194460), (420, 172236), (434, 166680), (463, 156240), (465, 155568), (496, 145845), (504, 143530), (558, 129640), (560, 129177), (620, 116676), (630, 114824), (651, 111120), (720, 100471), (744, 97230), (840, 86118), (868, 83340), (926, 78120), (930, 77784), (1008, 71765), (1085, 66672), (1116, 64820), (1240, 58338), (1260, 57412), (1302, 55560), (1389, 52080), (1395, 51856), (1488, 48615), (1680, 43059), (1736, 41670), (1852, 39060), (1860, 38892), (1953, 37040), (2170, 33336), (2232, 32410), (2315, 31248), (2480, 29169), (2520, 28706), (2604, 27780), (2778, 26040), (2790, 25928), (3241, 22320), (3255, 22224), (3472, 20835), (3704, 19530), (3720, 19446), (3906, 18520), (4167, 17360), (4340, 16668), (4464, 16205), (4630, 15624), (5040, 14353), (5208, 13890), (5556, 13020), (5580, 12964), (6482, 11160), (6510, 11112), (6945, 10416), (7408, 9765), (7440, 9723), (7812, 9260), (8334, 8680)]