208511280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2609}}^1$

素因数の和:2668

約数の個数: 160

約数和(自身を含む): 737899200

約数和(自身を除く): 529387920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1998, 2160, 2220, 2609, 2664, 2960, 3330, 3996, 4440, 4995, 5218, 5328, 6660, 7827, 7992, 8880, 9990, 10436, 13045, 13320, 15654, 15984, 19980, 20872, 23481, 26090, 26640, 31308, 39135, 39960, 41744, 46962, 52180, 62616, 70443, 78270, 79920, 93924, 96533, 104360, 117405, 125232, 140886, 156540, 187848, 193066, 208720, 234810, 281772, 289599, 313080, 352215, 375696, 386132, 469620, 482665, 563544, 579198, 626160, 704430, 772264, 868797, 939240, 965330, 1127088, 1158396, 1408860, 1447995, 1544528, 1737594, 1878480, 1930660, 2316792, 2606391, 2817720, 2895990, 3475188, 3861320, 4343985, 4633584, 5212782, 5635440, 5791980, 6950376, 7722640, 8687970, 10425564, 11583960, 13031955, 13900752, 17375940, 20851128, 23167920, 26063910, 34751880, 41702256, 52127820, 69503760, 104255640, 208511280]

約数ペア:

[(1, 208511280), (2, 104255640), (3, 69503760), (4, 52127820), (5, 41702256), (6, 34751880), (8, 26063910), (9, 23167920), (10, 20851128), (12, 17375940), (15, 13900752), (16, 13031955), (18, 11583960), (20, 10425564), (24, 8687970), (27, 7722640), (30, 6950376), (36, 5791980), (37, 5635440), (40, 5212782), (45, 4633584), (48, 4343985), (54, 3861320), (60, 3475188), (72, 2895990), (74, 2817720), (80, 2606391), (90, 2316792), (108, 1930660), (111, 1878480), (120, 1737594), (135, 1544528), (144, 1447995), (148, 1408860), (180, 1158396), (185, 1127088), (216, 965330), (222, 939240), (240, 868797), (270, 772264), (296, 704430), (333, 626160), (360, 579198), (370, 563544), (432, 482665), (444, 469620), (540, 386132), (555, 375696), (592, 352215), (666, 313080), (720, 289599), (740, 281772), (888, 234810), (999, 208720), (1080, 193066), (1110, 187848), (1332, 156540), (1480, 140886), (1665, 125232), (1776, 117405), (1998, 104360), (2160, 96533), (2220, 93924), (2609, 79920), (2664, 78270), (2960, 70443), (3330, 62616), (3996, 52180), (4440, 46962), (4995, 41744), (5218, 39960), (5328, 39135), (6660, 31308), (7827, 26640), (7992, 26090), (8880, 23481), (9990, 20872), (10436, 19980), (13045, 15984), (13320, 15654)]