261007056

素因数分解:

$2^4\times 3^3\times {\mathrm{509}}^1\times {\mathrm{1187}}^1$

素因数の和:1713

約数の個数: 80

約数和(自身を含む): 751291200

約数和(自身を除く): 490284144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 509, 1018, 1187, 1527, 2036, 2374, 3054, 3561, 4072, 4581, 4748, 6108, 7122, 8144, 9162, 9496, 10683, 12216, 13743, 14244, 18324, 18992, 21366, 24432, 27486, 28488, 32049, 36648, 42732, 54972, 56976, 64098, 73296, 85464, 109944, 128196, 170928, 219888, 256392, 512784, 604183, 1208366, 1812549, 2416732, 3625098, 4833464, 5437647, 7250196, 9666928, 10875294, 14500392, 16312941, 21750588, 29000784, 32625882, 43501176, 65251764, 87002352, 130503528, 261007056]

約数ペア:

[(1, 261007056), (2, 130503528), (3, 87002352), (4, 65251764), (6, 43501176), (8, 32625882), (9, 29000784), (12, 21750588), (16, 16312941), (18, 14500392), (24, 10875294), (27, 9666928), (36, 7250196), (48, 5437647), (54, 4833464), (72, 3625098), (108, 2416732), (144, 1812549), (216, 1208366), (432, 604183), (509, 512784), (1018, 256392), (1187, 219888), (1527, 170928), (2036, 128196), (2374, 109944), (3054, 85464), (3561, 73296), (4072, 64098), (4581, 56976), (4748, 54972), (6108, 42732), (7122, 36648), (8144, 32049), (9162, 28488), (9496, 27486), (10683, 24432), (12216, 21366), (13743, 18992), (14244, 18324)]