29707720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:707

約数の個数: 96

約数和(自身を含む): 81259200

約数和(自身を除く): 51551480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 659, 805, 920, 980, 1127, 1288, 1318, 1610, 1960, 2254, 2636, 3220, 3295, 4508, 4613, 5272, 5635, 6440, 6590, 9016, 9226, 11270, 13180, 15157, 18452, 22540, 23065, 26360, 30314, 32291, 36904, 45080, 46130, 60628, 64582, 75785, 92260, 106099, 121256, 129164, 151570, 161455, 184520, 212198, 258328, 303140, 322910, 424396, 530495, 606280, 645820, 742693, 848792, 1060990, 1291640, 1485386, 2121980, 2970772, 3713465, 4243960, 5941544, 7426930, 14853860, 29707720]

約数ペア:

[(1, 29707720), (2, 14853860), (4, 7426930), (5, 5941544), (7, 4243960), (8, 3713465), (10, 2970772), (14, 2121980), (20, 1485386), (23, 1291640), (28, 1060990), (35, 848792), (40, 742693), (46, 645820), (49, 606280), (56, 530495), (70, 424396), (92, 322910), (98, 303140), (115, 258328), (140, 212198), (161, 184520), (184, 161455), (196, 151570), (230, 129164), (245, 121256), (280, 106099), (322, 92260), (392, 75785), (460, 64582), (490, 60628), (644, 46130), (659, 45080), (805, 36904), (920, 32291), (980, 30314), (1127, 26360), (1288, 23065), (1318, 22540), (1610, 18452), (1960, 15157), (2254, 13180), (2636, 11270), (3220, 9226), (3295, 9016), (4508, 6590), (4613, 6440), (5272, 5635)]