72141840

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{1237}}^1$

素因数の和:1268

約数の個数: 140

約数和(自身を含む): 251682924

約数和(自身を除く): 179541084

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1237, 1296, 1458, 1620, 1944, 2160, 2430, 2474, 2916, 3240, 3645, 3711, 3888, 4860, 4948, 5832, 6185, 6480, 7290, 7422, 9720, 9896, 11133, 11664, 12370, 14580, 14844, 18555, 19440, 19792, 22266, 24740, 29160, 29688, 33399, 37110, 44532, 49480, 55665, 58320, 59376, 66798, 74220, 89064, 98960, 100197, 111330, 133596, 148440, 166995, 178128, 200394, 222660, 267192, 296880, 300591, 333990, 400788, 445320, 500985, 534384, 601182, 667980, 801576, 890640, 901773, 1001970, 1202364, 1335960, 1502955, 1603152, 1803546, 2003940, 2404728, 2671920, 3005910, 3607092, 4007880, 4508865, 4809456, 6011820, 7214184, 8015760, 9017730, 12023640, 14428368, 18035460, 24047280, 36070920, 72141840]

約数ペア:

[(1, 72141840), (2, 36070920), (3, 24047280), (4, 18035460), (5, 14428368), (6, 12023640), (8, 9017730), (9, 8015760), (10, 7214184), (12, 6011820), (15, 4809456), (16, 4508865), (18, 4007880), (20, 3607092), (24, 3005910), (27, 2671920), (30, 2404728), (36, 2003940), (40, 1803546), (45, 1603152), (48, 1502955), (54, 1335960), (60, 1202364), (72, 1001970), (80, 901773), (81, 890640), (90, 801576), (108, 667980), (120, 601182), (135, 534384), (144, 500985), (162, 445320), (180, 400788), (216, 333990), (240, 300591), (243, 296880), (270, 267192), (324, 222660), (360, 200394), (405, 178128), (432, 166995), (486, 148440), (540, 133596), (648, 111330), (720, 100197), (729, 98960), (810, 89064), (972, 74220), (1080, 66798), (1215, 59376), (1237, 58320), (1296, 55665), (1458, 49480), (1620, 44532), (1944, 37110), (2160, 33399), (2430, 29688), (2474, 29160), (2916, 24740), (3240, 22266), (3645, 19792), (3711, 19440), (3888, 18555), (4860, 14844), (4948, 14580), (5832, 12370), (6185, 11664), (6480, 11133), (7290, 9896), (7422, 9720)]