259348480

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 691891200

約数和(自身を除く): 432542720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 43, 62, 64, 76, 80, 86, 95, 124, 128, 152, 155, 160, 172, 190, 215, 248, 256, 304, 310, 320, 344, 380, 430, 496, 512, 589, 608, 620, 640, 688, 760, 817, 860, 992, 1024, 1178, 1216, 1240, 1280, 1333, 1376, 1520, 1634, 1720, 1984, 2048, 2356, 2432, 2480, 2560, 2666, 2752, 2945, 3040, 3268, 3440, 3968, 4085, 4712, 4864, 4960, 5120, 5332, 5504, 5890, 6080, 6536, 6665, 6880, 7936, 8170, 9424, 9728, 9920, 10240, 10664, 11008, 11780, 12160, 13072, 13330, 13760, 15872, 16340, 18848, 19456, 19840, 21328, 22016, 23560, 24320, 25327, 26144, 26660, 27520, 31744, 32680, 37696, 38912, 39680, 42656, 44032, 47120, 48640, 50654, 52288, 53320, 55040, 63488, 65360, 75392, 79360, 85312, 88064, 94240, 97280, 101308, 104576, 106640, 110080, 126635, 130720, 150784, 158720, 170624, 188480, 194560, 202616, 209152, 213280, 220160, 253270, 261440, 301568, 317440, 341248, 376960, 405232, 418304, 426560, 440320, 506540, 522880, 603136, 682496, 753920, 810464, 836608, 853120, 1013080, 1045760, 1206272, 1364992, 1507840, 1620928, 1673216, 1706240, 2026160, 2091520, 2729984, 3015680, 3241856, 3412480, 4052320, 4183040, 6031360, 6483712, 6824960, 8104640, 8366080, 12967424, 13649920, 16209280, 25934848, 32418560, 51869696, 64837120, 129674240, 259348480]

約数ペア:

[(1, 259348480), (2, 129674240), (4, 64837120), (5, 51869696), (8, 32418560), (10, 25934848), (16, 16209280), (19, 13649920), (20, 12967424), (31, 8366080), (32, 8104640), (38, 6824960), (40, 6483712), (43, 6031360), (62, 4183040), (64, 4052320), (76, 3412480), (80, 3241856), (86, 3015680), (95, 2729984), (124, 2091520), (128, 2026160), (152, 1706240), (155, 1673216), (160, 1620928), (172, 1507840), (190, 1364992), (215, 1206272), (248, 1045760), (256, 1013080), (304, 853120), (310, 836608), (320, 810464), (344, 753920), (380, 682496), (430, 603136), (496, 522880), (512, 506540), (589, 440320), (608, 426560), (620, 418304), (640, 405232), (688, 376960), (760, 341248), (817, 317440), (860, 301568), (992, 261440), (1024, 253270), (1178, 220160), (1216, 213280), (1240, 209152), (1280, 202616), (1333, 194560), (1376, 188480), (1520, 170624), (1634, 158720), (1720, 150784), (1984, 130720), (2048, 126635), (2356, 110080), (2432, 106640), (2480, 104576), (2560, 101308), (2666, 97280), (2752, 94240), (2945, 88064), (3040, 85312), (3268, 79360), (3440, 75392), (3968, 65360), (4085, 63488), (4712, 55040), (4864, 53320), (4960, 52288), (5120, 50654), (5332, 48640), (5504, 47120), (5890, 44032), (6080, 42656), (6536, 39680), (6665, 38912), (6880, 37696), (7936, 32680), (8170, 31744), (9424, 27520), (9728, 26660), (9920, 26144), (10240, 25327), (10664, 24320), (11008, 23560), (11780, 22016), (12160, 21328), (13072, 19840), (13330, 19456), (13760, 18848), (15872, 16340)]