67791780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 237129984

約数和(自身を除く): 169338204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 210, 252, 311, 315, 346, 420, 519, 622, 630, 692, 865, 933, 1038, 1211, 1244, 1260, 1555, 1557, 1730, 1866, 2076, 2177, 2422, 2595, 2799, 3110, 3114, 3460, 3633, 3732, 4354, 4665, 4844, 5190, 5598, 6055, 6220, 6228, 6531, 7266, 7785, 8708, 9330, 10380, 10885, 10899, 11196, 12110, 13062, 13995, 14532, 15570, 18165, 18660, 19593, 21770, 21798, 24220, 26124, 27990, 31140, 32655, 36330, 39186, 43540, 43596, 53803, 54495, 55980, 65310, 72660, 78372, 97965, 107606, 108990, 130620, 161409, 195930, 215212, 217980, 269015, 322818, 376621, 391860, 484227, 538030, 645636, 753242, 807045, 968454, 1076060, 1129863, 1506484, 1614090, 1883105, 1936908, 2259726, 2421135, 3228180, 3389589, 3766210, 4519452, 4842270, 5649315, 6779178, 7532420, 9684540, 11298630, 13558356, 16947945, 22597260, 33895890, 67791780]

約数ペア:

[(1, 67791780), (2, 33895890), (3, 22597260), (4, 16947945), (5, 13558356), (6, 11298630), (7, 9684540), (9, 7532420), (10, 6779178), (12, 5649315), (14, 4842270), (15, 4519452), (18, 3766210), (20, 3389589), (21, 3228180), (28, 2421135), (30, 2259726), (35, 1936908), (36, 1883105), (42, 1614090), (45, 1506484), (60, 1129863), (63, 1076060), (70, 968454), (84, 807045), (90, 753242), (105, 645636), (126, 538030), (140, 484227), (173, 391860), (180, 376621), (210, 322818), (252, 269015), (311, 217980), (315, 215212), (346, 195930), (420, 161409), (519, 130620), (622, 108990), (630, 107606), (692, 97965), (865, 78372), (933, 72660), (1038, 65310), (1211, 55980), (1244, 54495), (1260, 53803), (1555, 43596), (1557, 43540), (1730, 39186), (1866, 36330), (2076, 32655), (2177, 31140), (2422, 27990), (2595, 26124), (2799, 24220), (3110, 21798), (3114, 21770), (3460, 19593), (3633, 18660), (3732, 18165), (4354, 15570), (4665, 14532), (4844, 13995), (5190, 13062), (5598, 12110), (6055, 11196), (6220, 10899), (6228, 10885), (6531, 10380), (7266, 9330), (7785, 8708)]