201450172

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 450455040

約数和(自身を除く): 249004868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 223, 308, 419, 446, 539, 838, 892, 1078, 1561, 1676, 2156, 2453, 2933, 3122, 4609, 4906, 5866, 6244, 9218, 9812, 10927, 11732, 17171, 18436, 20531, 21854, 32263, 34342, 41062, 43708, 64526, 68684, 82124, 93437, 120197, 129052, 186874, 225841, 240394, 373748, 451682, 480788, 654059, 903364, 1027807, 1308118, 2055614, 2616236, 4111228, 4578413, 7194649, 9156826, 14389298, 18313652, 28778596, 50362543, 100725086, 201450172]

約数ペア:

[(1, 201450172), (2, 100725086), (4, 50362543), (7, 28778596), (11, 18313652), (14, 14389298), (22, 9156826), (28, 7194649), (44, 4578413), (49, 4111228), (77, 2616236), (98, 2055614), (154, 1308118), (196, 1027807), (223, 903364), (308, 654059), (419, 480788), (446, 451682), (539, 373748), (838, 240394), (892, 225841), (1078, 186874), (1561, 129052), (1676, 120197), (2156, 93437), (2453, 82124), (2933, 68684), (3122, 64526), (4609, 43708), (4906, 41062), (5866, 34342), (6244, 32263), (9218, 21854), (9812, 20531), (10927, 18436), (11732, 17171)]