261069780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5113}}^1$

素因数の和:5185

約数の個数: 96

約数和(自身を含む): 783546624

約数和(自身を除く): 522476844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 37, 46, 60, 69, 74, 92, 111, 115, 138, 148, 185, 222, 230, 276, 345, 370, 444, 460, 555, 690, 740, 851, 1110, 1380, 1702, 2220, 2553, 3404, 4255, 5106, 5113, 8510, 10212, 10226, 12765, 15339, 17020, 20452, 25530, 25565, 30678, 51060, 51130, 61356, 76695, 102260, 117599, 153390, 189181, 235198, 306780, 352797, 378362, 470396, 567543, 587995, 705594, 756724, 945905, 1135086, 1175990, 1411188, 1763985, 1891810, 2270172, 2351980, 2837715, 3527970, 3783620, 4351163, 5675430, 7055940, 8702326, 11350860, 13053489, 17404652, 21755815, 26106978, 43511630, 52213956, 65267445, 87023260, 130534890, 261069780]

約数ペア:

[(1, 261069780), (2, 130534890), (3, 87023260), (4, 65267445), (5, 52213956), (6, 43511630), (10, 26106978), (12, 21755815), (15, 17404652), (20, 13053489), (23, 11350860), (30, 8702326), (37, 7055940), (46, 5675430), (60, 4351163), (69, 3783620), (74, 3527970), (92, 2837715), (111, 2351980), (115, 2270172), (138, 1891810), (148, 1763985), (185, 1411188), (222, 1175990), (230, 1135086), (276, 945905), (345, 756724), (370, 705594), (444, 587995), (460, 567543), (555, 470396), (690, 378362), (740, 352797), (851, 306780), (1110, 235198), (1380, 189181), (1702, 153390), (2220, 117599), (2553, 102260), (3404, 76695), (4255, 61356), (5106, 51130), (5113, 51060), (8510, 30678), (10212, 25565), (10226, 25530), (12765, 20452), (15339, 17020)]