1440939760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{16693}}^1$

素因数の和:16802

約数の個数: 80

約数和(自身を含む): 3651578784

約数和(自身を除く): 2210639024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 166, 208, 260, 332, 415, 520, 664, 830, 1040, 1079, 1328, 1660, 2158, 3320, 4316, 5395, 6640, 8632, 10790, 16693, 17264, 21580, 33386, 43160, 66772, 83465, 86320, 133544, 166930, 217009, 267088, 333860, 434018, 667720, 868036, 1085045, 1335440, 1385519, 1736072, 2170090, 2771038, 3472144, 4340180, 5542076, 6927595, 8680360, 11084152, 13855190, 17360720, 18011747, 22168304, 27710380, 36023494, 55420760, 72046988, 90058735, 110841520, 144093976, 180117470, 288187952, 360234940, 720469880, 1440939760]

約数ペア:

[(1, 1440939760), (2, 720469880), (4, 360234940), (5, 288187952), (8, 180117470), (10, 144093976), (13, 110841520), (16, 90058735), (20, 72046988), (26, 55420760), (40, 36023494), (52, 27710380), (65, 22168304), (80, 18011747), (83, 17360720), (104, 13855190), (130, 11084152), (166, 8680360), (208, 6927595), (260, 5542076), (332, 4340180), (415, 3472144), (520, 2771038), (664, 2170090), (830, 1736072), (1040, 1385519), (1079, 1335440), (1328, 1085045), (1660, 868036), (2158, 667720), (3320, 434018), (4316, 333860), (5395, 267088), (6640, 217009), (8632, 166930), (10790, 133544), (16693, 86320), (17264, 83465), (21580, 66772), (33386, 43160)]