2421539840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:732

約数の個数: 176

約数和(自身を含む): 6303318912

約数和(自身を除く): 3881779072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 128, 136, 160, 170, 172, 215, 256, 272, 320, 340, 344, 430, 512, 544, 640, 647, 680, 688, 731, 860, 1024, 1088, 1280, 1294, 1360, 1376, 1462, 1720, 2176, 2560, 2588, 2720, 2752, 2924, 3235, 3440, 3655, 4352, 5120, 5176, 5440, 5504, 5848, 6470, 6880, 7310, 8704, 10352, 10880, 10999, 11008, 11696, 12940, 13760, 14620, 17408, 20704, 21760, 21998, 22016, 23392, 25880, 27520, 27821, 29240, 41408, 43520, 43996, 44032, 46784, 51760, 54995, 55040, 55642, 58480, 82816, 87040, 87992, 93568, 103520, 109990, 110080, 111284, 116960, 139105, 165632, 175984, 187136, 207040, 219980, 220160, 222568, 233920, 278210, 331264, 351968, 374272, 414080, 439960, 445136, 467840, 472957, 556420, 662528, 703936, 748544, 828160, 879920, 890272, 935680, 945914, 1112840, 1407872, 1656320, 1759840, 1780544, 1871360, 1891828, 2225680, 2364785, 2815744, 3312640, 3519680, 3561088, 3742720, 3783656, 4451360, 4729570, 5631488, 7039360, 7122176, 7567312, 8902720, 9459140, 11262976, 14078720, 14244352, 15134624, 17805440, 18918280, 28157440, 28488704, 30269248, 35610880, 37836560, 56314880, 60538496, 71221760, 75673120, 121076992, 142443520, 151346240, 242153984, 302692480, 484307968, 605384960, 1210769920, 2421539840]

約数ペア:

[(1, 2421539840), (2, 1210769920), (4, 605384960), (5, 484307968), (8, 302692480), (10, 242153984), (16, 151346240), (17, 142443520), (20, 121076992), (32, 75673120), (34, 71221760), (40, 60538496), (43, 56314880), (64, 37836560), (68, 35610880), (80, 30269248), (85, 28488704), (86, 28157440), (128, 18918280), (136, 17805440), (160, 15134624), (170, 14244352), (172, 14078720), (215, 11262976), (256, 9459140), (272, 8902720), (320, 7567312), (340, 7122176), (344, 7039360), (430, 5631488), (512, 4729570), (544, 4451360), (640, 3783656), (647, 3742720), (680, 3561088), (688, 3519680), (731, 3312640), (860, 2815744), (1024, 2364785), (1088, 2225680), (1280, 1891828), (1294, 1871360), (1360, 1780544), (1376, 1759840), (1462, 1656320), (1720, 1407872), (2176, 1112840), (2560, 945914), (2588, 935680), (2720, 890272), (2752, 879920), (2924, 828160), (3235, 748544), (3440, 703936), (3655, 662528), (4352, 556420), (5120, 472957), (5176, 467840), (5440, 445136), (5504, 439960), (5848, 414080), (6470, 374272), (6880, 351968), (7310, 331264), (8704, 278210), (10352, 233920), (10880, 222568), (10999, 220160), (11008, 219980), (11696, 207040), (12940, 187136), (13760, 175984), (14620, 165632), (17408, 139105), (20704, 116960), (21760, 111284), (21998, 110080), (22016, 109990), (23392, 103520), (25880, 93568), (27520, 87992), (27821, 87040), (29240, 82816), (41408, 58480), (43520, 55642), (43996, 55040), (44032, 54995), (46784, 51760)]