1561225428

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{269}}^1\times {\mathrm{853}}^1$

素因数の和:1148

約数の個数: 144

約数和(自身を含む): 4700142720

約数和(自身を除く): 3138917292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 269, 324, 378, 486, 538, 567, 756, 807, 853, 972, 1076, 1134, 1614, 1701, 1706, 1883, 2268, 2421, 2559, 3228, 3402, 3412, 3766, 4842, 5118, 5649, 5971, 6804, 7263, 7532, 7677, 9684, 10236, 11298, 11942, 14526, 15354, 16947, 17913, 21789, 22596, 23031, 23884, 29052, 30708, 33894, 35826, 43578, 46062, 50841, 53739, 65367, 67788, 69093, 71652, 87156, 92124, 101682, 107478, 130734, 138186, 152523, 161217, 203364, 207279, 214956, 229457, 261468, 276372, 305046, 322434, 414558, 457569, 458914, 483651, 610092, 644868, 688371, 829116, 915138, 917828, 967302, 1376742, 1450953, 1606199, 1830276, 1934604, 2065113, 2753484, 2901906, 3212398, 4130226, 4818597, 5803812, 6195339, 6424796, 8260452, 9637194, 12390678, 14455791, 18586017, 19274388, 24781356, 28911582, 37172034, 43367373, 55758051, 57823164, 74344068, 86734746, 111516102, 130102119, 173469492, 223032204, 260204238, 390306357, 520408476, 780612714, 1561225428]

約数ペア:

[(1, 1561225428), (2, 780612714), (3, 520408476), (4, 390306357), (6, 260204238), (7, 223032204), (9, 173469492), (12, 130102119), (14, 111516102), (18, 86734746), (21, 74344068), (27, 57823164), (28, 55758051), (36, 43367373), (42, 37172034), (54, 28911582), (63, 24781356), (81, 19274388), (84, 18586017), (108, 14455791), (126, 12390678), (162, 9637194), (189, 8260452), (243, 6424796), (252, 6195339), (269, 5803812), (324, 4818597), (378, 4130226), (486, 3212398), (538, 2901906), (567, 2753484), (756, 2065113), (807, 1934604), (853, 1830276), (972, 1606199), (1076, 1450953), (1134, 1376742), (1614, 967302), (1701, 917828), (1706, 915138), (1883, 829116), (2268, 688371), (2421, 644868), (2559, 610092), (3228, 483651), (3402, 458914), (3412, 457569), (3766, 414558), (4842, 322434), (5118, 305046), (5649, 276372), (5971, 261468), (6804, 229457), (7263, 214956), (7532, 207279), (7677, 203364), (9684, 161217), (10236, 152523), (11298, 138186), (11942, 130734), (14526, 107478), (15354, 101682), (16947, 92124), (17913, 87156), (21789, 71652), (22596, 69093), (23031, 67788), (23884, 65367), (29052, 53739), (30708, 50841), (33894, 46062), (35826, 43578)]