213284520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25759}}^1$

素因数の和:25799

約数の個数: 96

約数和(自身を含む): 723340800

約数和(自身を除く): 510056280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 25759, 51518, 77277, 103036, 128795, 154554, 206072, 231831, 257590, 309108, 386385, 463662, 515180, 592457, 618216, 772770, 927324, 1030360, 1159155, 1184914, 1545540, 1777371, 1854648, 2318310, 2369828, 2962285, 3091080, 3554742, 4636620, 4739656, 5332113, 5924570, 7109484, 8886855, 9273240, 10664226, 11849140, 14218968, 17773710, 21328452, 23698280, 26660565, 35547420, 42656904, 53321130, 71094840, 106642260, 213284520]

約数ペア:

[(1, 213284520), (2, 106642260), (3, 71094840), (4, 53321130), (5, 42656904), (6, 35547420), (8, 26660565), (9, 23698280), (10, 21328452), (12, 17773710), (15, 14218968), (18, 11849140), (20, 10664226), (23, 9273240), (24, 8886855), (30, 7109484), (36, 5924570), (40, 5332113), (45, 4739656), (46, 4636620), (60, 3554742), (69, 3091080), (72, 2962285), (90, 2369828), (92, 2318310), (115, 1854648), (120, 1777371), (138, 1545540), (180, 1184914), (184, 1159155), (207, 1030360), (230, 927324), (276, 772770), (345, 618216), (360, 592457), (414, 515180), (460, 463662), (552, 386385), (690, 309108), (828, 257590), (920, 231831), (1035, 206072), (1380, 154554), (1656, 128795), (2070, 103036), (2760, 77277), (4140, 51518), (8280, 25759)]