54781920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{1409}}^1$

素因数の和:1439

約数の個数: 144

約数和(自身を含む): 194004720

約数和(自身を除く): 139222800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1409, 1440, 1620, 1944, 2160, 2430, 2592, 2818, 3240, 3888, 4227, 4320, 4860, 5636, 6480, 7045, 7776, 8454, 9720, 11272, 12681, 12960, 14090, 16908, 19440, 21135, 22544, 25362, 28180, 33816, 38043, 38880, 42270, 45088, 50724, 56360, 63405, 67632, 76086, 84540, 101448, 112720, 114129, 126810, 135264, 152172, 169080, 190215, 202896, 225440, 228258, 253620, 304344, 338160, 342387, 380430, 405792, 456516, 507240, 570645, 608688, 676320, 684774, 760860, 913032, 1014480, 1141290, 1217376, 1369548, 1521720, 1711935, 1826064, 2028960, 2282580, 2739096, 3043440, 3423870, 3652128, 4565160, 5478192, 6086880, 6847740, 9130320, 10956384, 13695480, 18260640, 27390960, 54781920]

約数ペア:

[(1, 54781920), (2, 27390960), (3, 18260640), (4, 13695480), (5, 10956384), (6, 9130320), (8, 6847740), (9, 6086880), (10, 5478192), (12, 4565160), (15, 3652128), (16, 3423870), (18, 3043440), (20, 2739096), (24, 2282580), (27, 2028960), (30, 1826064), (32, 1711935), (36, 1521720), (40, 1369548), (45, 1217376), (48, 1141290), (54, 1014480), (60, 913032), (72, 760860), (80, 684774), (81, 676320), (90, 608688), (96, 570645), (108, 507240), (120, 456516), (135, 405792), (144, 380430), (160, 342387), (162, 338160), (180, 304344), (216, 253620), (240, 228258), (243, 225440), (270, 202896), (288, 190215), (324, 169080), (360, 152172), (405, 135264), (432, 126810), (480, 114129), (486, 112720), (540, 101448), (648, 84540), (720, 76086), (810, 67632), (864, 63405), (972, 56360), (1080, 50724), (1215, 45088), (1296, 42270), (1409, 38880), (1440, 38043), (1620, 33816), (1944, 28180), (2160, 25362), (2430, 22544), (2592, 21135), (2818, 19440), (3240, 16908), (3888, 14090), (4227, 12960), (4320, 12681), (4860, 11272), (5636, 9720), (6480, 8454), (7045, 7776)]