80622540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 259223328

約数和(自身を除く): 178600788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 81, 90, 106, 108, 135, 159, 162, 180, 212, 243, 265, 270, 313, 318, 324, 405, 477, 486, 530, 540, 626, 636, 795, 810, 939, 954, 972, 1060, 1215, 1252, 1431, 1565, 1590, 1620, 1878, 1908, 2385, 2430, 2817, 2862, 3130, 3180, 3756, 4293, 4695, 4770, 4860, 5634, 5724, 6260, 7155, 8451, 8586, 9390, 9540, 11268, 12879, 14085, 14310, 16589, 16902, 17172, 18780, 21465, 25353, 25758, 28170, 28620, 33178, 33804, 42255, 42930, 49767, 50706, 51516, 56340, 64395, 66356, 76059, 82945, 84510, 85860, 99534, 101412, 126765, 128790, 149301, 152118, 165890, 169020, 199068, 248835, 253530, 257580, 298602, 304236, 331780, 380295, 447903, 497670, 507060, 597204, 746505, 760590, 895806, 995340, 1343709, 1493010, 1521180, 1791612, 2239515, 2687418, 2986020, 4031127, 4479030, 5374836, 6718545, 8062254, 8958060, 13437090, 16124508, 20155635, 26874180, 40311270, 80622540]

約数ペア:

[(1, 80622540), (2, 40311270), (3, 26874180), (4, 20155635), (5, 16124508), (6, 13437090), (9, 8958060), (10, 8062254), (12, 6718545), (15, 5374836), (18, 4479030), (20, 4031127), (27, 2986020), (30, 2687418), (36, 2239515), (45, 1791612), (53, 1521180), (54, 1493010), (60, 1343709), (81, 995340), (90, 895806), (106, 760590), (108, 746505), (135, 597204), (159, 507060), (162, 497670), (180, 447903), (212, 380295), (243, 331780), (265, 304236), (270, 298602), (313, 257580), (318, 253530), (324, 248835), (405, 199068), (477, 169020), (486, 165890), (530, 152118), (540, 149301), (626, 128790), (636, 126765), (795, 101412), (810, 99534), (939, 85860), (954, 84510), (972, 82945), (1060, 76059), (1215, 66356), (1252, 64395), (1431, 56340), (1565, 51516), (1590, 50706), (1620, 49767), (1878, 42930), (1908, 42255), (2385, 33804), (2430, 33178), (2817, 28620), (2862, 28170), (3130, 25758), (3180, 25353), (3756, 21465), (4293, 18780), (4695, 17172), (4770, 16902), (4860, 16589), (5634, 14310), (5724, 14085), (6260, 12879), (7155, 11268), (8451, 9540), (8586, 9390)]