221706516

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 96

約数和(自身を含む): 573793920

約数和(自身を除く): 352087404

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 41, 57, 74, 76, 82, 111, 114, 123, 148, 164, 222, 228, 246, 444, 492, 641, 703, 779, 1282, 1406, 1517, 1558, 1923, 2109, 2337, 2564, 2812, 3034, 3116, 3846, 4218, 4551, 4674, 6068, 7692, 8436, 9102, 9348, 12179, 18204, 23717, 24358, 26281, 28823, 36537, 47434, 48716, 52562, 57646, 71151, 73074, 78843, 86469, 94868, 105124, 115292, 142302, 146148, 157686, 172938, 284604, 315372, 345876, 450623, 499339, 901246, 972397, 998678, 1351869, 1498017, 1802492, 1944794, 1997356, 2703738, 2917191, 2996034, 3889588, 5407476, 5834382, 5992068, 11668764, 18475543, 36951086, 55426629, 73902172, 110853258, 221706516]

約数ペア:

[(1, 221706516), (2, 110853258), (3, 73902172), (4, 55426629), (6, 36951086), (12, 18475543), (19, 11668764), (37, 5992068), (38, 5834382), (41, 5407476), (57, 3889588), (74, 2996034), (76, 2917191), (82, 2703738), (111, 1997356), (114, 1944794), (123, 1802492), (148, 1498017), (164, 1351869), (222, 998678), (228, 972397), (246, 901246), (444, 499339), (492, 450623), (641, 345876), (703, 315372), (779, 284604), (1282, 172938), (1406, 157686), (1517, 146148), (1558, 142302), (1923, 115292), (2109, 105124), (2337, 94868), (2564, 86469), (2812, 78843), (3034, 73074), (3116, 71151), (3846, 57646), (4218, 52562), (4551, 48716), (4674, 47434), (6068, 36537), (7692, 28823), (8436, 26281), (9102, 24358), (9348, 23717), (12179, 18204)]