2821161960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{290243}}^1$

素因数の和:290269

約数の個数: 96

約数和(自身を含む): 9508393440

約数和(自身を除く): 6687231480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 290243, 580486, 870729, 1160972, 1451215, 1741458, 2321944, 2612187, 2902430, 3482916, 4353645, 5224374, 5804860, 6965832, 7836561, 8707290, 10448748, 11609720, 13060935, 15673122, 17414580, 20897496, 23509683, 26121870, 31346244, 34829160, 39182805, 47019366, 52243740, 62692488, 70529049, 78365610, 94038732, 104487480, 117548415, 141058098, 156731220, 188077464, 235096830, 282116196, 313462440, 352645245, 470193660, 564232392, 705290490, 940387320, 1410580980, 2821161960]

約数ペア:

[(1, 2821161960), (2, 1410580980), (3, 940387320), (4, 705290490), (5, 564232392), (6, 470193660), (8, 352645245), (9, 313462440), (10, 282116196), (12, 235096830), (15, 188077464), (18, 156731220), (20, 141058098), (24, 117548415), (27, 104487480), (30, 94038732), (36, 78365610), (40, 70529049), (45, 62692488), (54, 52243740), (60, 47019366), (72, 39182805), (81, 34829160), (90, 31346244), (108, 26121870), (120, 23509683), (135, 20897496), (162, 17414580), (180, 15673122), (216, 13060935), (243, 11609720), (270, 10448748), (324, 8707290), (360, 7836561), (405, 6965832), (486, 5804860), (540, 5224374), (648, 4353645), (810, 3482916), (972, 2902430), (1080, 2612187), (1215, 2321944), (1620, 1741458), (1944, 1451215), (2430, 1160972), (3240, 870729), (4860, 580486), (9720, 290243)]