321199680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:345

約数の個数: 224

約数和(自身を含む): 1081479168

約数和(自身を除く): 760279488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 43, 48, 60, 62, 64, 80, 86, 93, 96, 120, 124, 129, 155, 160, 172, 186, 192, 215, 240, 248, 251, 258, 310, 320, 344, 372, 430, 465, 480, 496, 502, 516, 620, 645, 688, 744, 753, 860, 930, 960, 992, 1004, 1032, 1240, 1255, 1290, 1333, 1376, 1488, 1506, 1720, 1860, 1984, 2008, 2064, 2480, 2510, 2580, 2666, 2752, 2976, 3012, 3440, 3720, 3765, 3999, 4016, 4128, 4960, 5020, 5160, 5332, 5952, 6024, 6665, 6880, 7440, 7530, 7781, 7998, 8032, 8256, 9920, 10040, 10320, 10664, 10793, 12048, 13330, 13760, 14880, 15060, 15562, 15996, 16064, 19995, 20080, 20640, 21328, 21586, 23343, 24096, 26660, 29760, 30120, 31124, 31992, 32379, 38905, 39990, 40160, 41280, 42656, 43172, 46686, 48192, 53320, 53965, 60240, 62248, 63984, 64758, 77810, 79980, 80320, 85312, 86344, 93372, 106640, 107930, 116715, 120480, 124496, 127968, 129516, 155620, 159960, 161895, 172688, 186744, 213280, 215860, 233430, 240960, 248992, 255936, 259032, 311240, 319920, 323790, 334583, 345376, 373488, 426560, 431720, 466860, 497984, 518064, 622480, 639840, 647580, 669166, 690752, 746976, 863440, 933720, 1003749, 1036128, 1244960, 1279680, 1295160, 1338332, 1493952, 1672915, 1726880, 1867440, 2007498, 2072256, 2489920, 2590320, 2676664, 3345830, 3453760, 3734880, 4014996, 5018745, 5180640, 5353328, 6691660, 7469760, 8029992, 10037490, 10361280, 10706656, 13383320, 16059984, 20074980, 21413312, 26766640, 32119968, 40149960, 53533280, 64239936, 80299920, 107066560, 160599840, 321199680]

約数ペア:

[(1, 321199680), (2, 160599840), (3, 107066560), (4, 80299920), (5, 64239936), (6, 53533280), (8, 40149960), (10, 32119968), (12, 26766640), (15, 21413312), (16, 20074980), (20, 16059984), (24, 13383320), (30, 10706656), (31, 10361280), (32, 10037490), (40, 8029992), (43, 7469760), (48, 6691660), (60, 5353328), (62, 5180640), (64, 5018745), (80, 4014996), (86, 3734880), (93, 3453760), (96, 3345830), (120, 2676664), (124, 2590320), (129, 2489920), (155, 2072256), (160, 2007498), (172, 1867440), (186, 1726880), (192, 1672915), (215, 1493952), (240, 1338332), (248, 1295160), (251, 1279680), (258, 1244960), (310, 1036128), (320, 1003749), (344, 933720), (372, 863440), (430, 746976), (465, 690752), (480, 669166), (496, 647580), (502, 639840), (516, 622480), (620, 518064), (645, 497984), (688, 466860), (744, 431720), (753, 426560), (860, 373488), (930, 345376), (960, 334583), (992, 323790), (1004, 319920), (1032, 311240), (1240, 259032), (1255, 255936), (1290, 248992), (1333, 240960), (1376, 233430), (1488, 215860), (1506, 213280), (1720, 186744), (1860, 172688), (1984, 161895), (2008, 159960), (2064, 155620), (2480, 129516), (2510, 127968), (2580, 124496), (2666, 120480), (2752, 116715), (2976, 107930), (3012, 106640), (3440, 93372), (3720, 86344), (3765, 85312), (3999, 80320), (4016, 79980), (4128, 77810), (4960, 64758), (5020, 63984), (5160, 62248), (5332, 60240), (5952, 53965), (6024, 53320), (6665, 48192), (6880, 46686), (7440, 43172), (7530, 42656), (7781, 41280), (7998, 40160), (8032, 39990), (8256, 38905), (9920, 32379), (10040, 31992), (10320, 31124), (10664, 30120), (10793, 29760), (12048, 26660), (13330, 24096), (13760, 23343), (14880, 21586), (15060, 21328), (15562, 20640), (15996, 20080), (16064, 19995)]