400979172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 1101038400

約数和(自身を除く): 700059228

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 31, 33, 44, 58, 62, 66, 87, 93, 109, 116, 124, 132, 174, 186, 218, 319, 327, 341, 348, 372, 436, 638, 654, 682, 899, 957, 961, 1023, 1199, 1276, 1308, 1364, 1798, 1914, 1922, 2046, 2398, 2697, 2883, 3161, 3379, 3596, 3597, 3828, 3844, 4092, 4796, 5394, 5766, 6322, 6758, 7194, 9483, 9889, 10137, 10571, 10788, 11532, 12644, 13516, 14388, 18966, 19778, 20274, 21142, 27869, 29667, 31713, 34771, 37169, 37932, 39556, 40548, 42284, 55738, 59334, 63426, 69542, 74338, 83607, 97991, 104313, 104749, 111476, 111507, 118668, 126852, 139084, 148676, 167214, 195982, 208626, 209498, 223014, 293973, 306559, 314247, 334428, 391964, 417252, 418996, 446028, 587946, 613118, 628494, 919677, 1077901, 1152239, 1175892, 1226236, 1256988, 1839354, 2155802, 2304478, 3037721, 3233703, 3456717, 3678708, 4311604, 4608956, 6075442, 6467406, 6913434, 9113163, 12150884, 12934812, 13826868, 18226326, 33414931, 36452652, 66829862, 100244793, 133659724, 200489586, 400979172]

約数ペア:

[(1, 400979172), (2, 200489586), (3, 133659724), (4, 100244793), (6, 66829862), (11, 36452652), (12, 33414931), (22, 18226326), (29, 13826868), (31, 12934812), (33, 12150884), (44, 9113163), (58, 6913434), (62, 6467406), (66, 6075442), (87, 4608956), (93, 4311604), (109, 3678708), (116, 3456717), (124, 3233703), (132, 3037721), (174, 2304478), (186, 2155802), (218, 1839354), (319, 1256988), (327, 1226236), (341, 1175892), (348, 1152239), (372, 1077901), (436, 919677), (638, 628494), (654, 613118), (682, 587946), (899, 446028), (957, 418996), (961, 417252), (1023, 391964), (1199, 334428), (1276, 314247), (1308, 306559), (1364, 293973), (1798, 223014), (1914, 209498), (1922, 208626), (2046, 195982), (2398, 167214), (2697, 148676), (2883, 139084), (3161, 126852), (3379, 118668), (3596, 111507), (3597, 111476), (3828, 104749), (3844, 104313), (4092, 97991), (4796, 83607), (5394, 74338), (5766, 69542), (6322, 63426), (6758, 59334), (7194, 55738), (9483, 42284), (9889, 40548), (10137, 39556), (10571, 37932), (10788, 37169), (11532, 34771), (12644, 31713), (13516, 29667), (14388, 27869), (18966, 21142), (19778, 20274)]