12213420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 96

約数和(自身を含む): 35997696

約数和(自身を除く): 23784276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 61, 71, 94, 122, 141, 142, 183, 188, 213, 235, 244, 282, 284, 305, 355, 366, 426, 470, 564, 610, 705, 710, 732, 852, 915, 940, 1065, 1220, 1410, 1420, 1830, 2130, 2820, 2867, 3337, 3660, 4260, 4331, 5734, 6674, 8601, 8662, 10011, 11468, 12993, 13348, 14335, 16685, 17202, 17324, 20022, 21655, 25986, 28670, 33370, 34404, 40044, 43005, 43310, 50055, 51972, 57340, 64965, 66740, 86010, 86620, 100110, 129930, 172020, 200220, 203557, 259860, 407114, 610671, 814228, 1017785, 1221342, 2035570, 2442684, 3053355, 4071140, 6106710, 12213420]

約数ペア:

[(1, 12213420), (2, 6106710), (3, 4071140), (4, 3053355), (5, 2442684), (6, 2035570), (10, 1221342), (12, 1017785), (15, 814228), (20, 610671), (30, 407114), (47, 259860), (60, 203557), (61, 200220), (71, 172020), (94, 129930), (122, 100110), (141, 86620), (142, 86010), (183, 66740), (188, 64965), (213, 57340), (235, 51972), (244, 50055), (282, 43310), (284, 43005), (305, 40044), (355, 34404), (366, 33370), (426, 28670), (470, 25986), (564, 21655), (610, 20022), (705, 17324), (710, 17202), (732, 16685), (852, 14335), (915, 13348), (940, 12993), (1065, 11468), (1220, 10011), (1410, 8662), (1420, 8601), (1830, 6674), (2130, 5734), (2820, 4331), (2867, 4260), (3337, 3660)]