72481140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1433}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 220795848

約数和(自身を除く): 148314708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1433, 1686, 2529, 2810, 2866, 3372, 4215, 4299, 5058, 5620, 5732, 7165, 8430, 8598, 10116, 12645, 12897, 14330, 16860, 17196, 21495, 25290, 25794, 28660, 42990, 50580, 51588, 64485, 85980, 128970, 257940, 402673, 805346, 1208019, 1610692, 2013365, 2416038, 3624057, 4026730, 4832076, 6040095, 7248114, 8053460, 12080190, 14496228, 18120285, 24160380, 36240570, 72481140]

約数ペア:

[(1, 72481140), (2, 36240570), (3, 24160380), (4, 18120285), (5, 14496228), (6, 12080190), (9, 8053460), (10, 7248114), (12, 6040095), (15, 4832076), (18, 4026730), (20, 3624057), (30, 2416038), (36, 2013365), (45, 1610692), (60, 1208019), (90, 805346), (180, 402673), (281, 257940), (562, 128970), (843, 85980), (1124, 64485), (1405, 51588), (1433, 50580), (1686, 42990), (2529, 28660), (2810, 25794), (2866, 25290), (3372, 21495), (4215, 17196), (4299, 16860), (5058, 14330), (5620, 12897), (5732, 12645), (7165, 10116), (8430, 8598)]