247723920

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{12743}}^1$

素因数の和:12771

約数の個数: 120

約数和(自身を含む): 862819776

約数和(自身を除く): 615095856

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, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 12743, 19440, 25486, 38229, 50972, 63715, 76458, 101944, 114687, 127430, 152916, 191145, 203888, 229374, 254860, 305832, 344061, 382290, 458748, 509720, 573435, 611664, 688122, 764580, 917496, 1019440, 1032183, 1146870, 1376244, 1529160, 1720305, 1834992, 2064366, 2293740, 2752488, 3058320, 3096549, 3440610, 4128732, 4587480, 5160915, 5504976, 6193098, 6881220, 8257464, 9174960, 10321830, 12386196, 13762440, 15482745, 16514928, 20643660, 24772392, 27524880, 30965490, 41287320, 49544784, 61930980, 82574640, 123861960, 247723920]

約数ペア:

[(1, 247723920), (2, 123861960), (3, 82574640), (4, 61930980), (5, 49544784), (6, 41287320), (8, 30965490), (9, 27524880), (10, 24772392), (12, 20643660), (15, 16514928), (16, 15482745), (18, 13762440), (20, 12386196), (24, 10321830), (27, 9174960), (30, 8257464), (36, 6881220), (40, 6193098), (45, 5504976), (48, 5160915), (54, 4587480), (60, 4128732), (72, 3440610), (80, 3096549), (81, 3058320), (90, 2752488), (108, 2293740), (120, 2064366), (135, 1834992), (144, 1720305), (162, 1529160), (180, 1376244), (216, 1146870), (240, 1032183), (243, 1019440), (270, 917496), (324, 764580), (360, 688122), (405, 611664), (432, 573435), (486, 509720), (540, 458748), (648, 382290), (720, 344061), (810, 305832), (972, 254860), (1080, 229374), (1215, 203888), (1296, 191145), (1620, 152916), (1944, 127430), (2160, 114687), (2430, 101944), (3240, 76458), (3888, 63715), (4860, 50972), (6480, 38229), (9720, 25486), (12743, 19440)]