212177520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4831}}^1$

素因数の和:4911

約数の個数: 120

約数和(自身を含む): 724394112

約数和(自身を除く): 512216592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4831, 4880, 5490, 7320, 8784, 9662, 10980, 14493, 14640, 19324, 21960, 24155, 28986, 38648, 43479, 43920, 48310, 57972, 72465, 77296, 86958, 96620, 115944, 144930, 173916, 193240, 217395, 231888, 289860, 294691, 347832, 386480, 434790, 579720, 589382, 695664, 869580, 884073, 1159440, 1178764, 1473455, 1739160, 1768146, 2357528, 2652219, 2946910, 3478320, 3536292, 4420365, 4715056, 5304438, 5893820, 7072584, 8840730, 10608876, 11787640, 13261095, 14145168, 17681460, 21217752, 23575280, 26522190, 35362920, 42435504, 53044380, 70725840, 106088760, 212177520]

約数ペア:

[(1, 212177520), (2, 106088760), (3, 70725840), (4, 53044380), (5, 42435504), (6, 35362920), (8, 26522190), (9, 23575280), (10, 21217752), (12, 17681460), (15, 14145168), (16, 13261095), (18, 11787640), (20, 10608876), (24, 8840730), (30, 7072584), (36, 5893820), (40, 5304438), (45, 4715056), (48, 4420365), (60, 3536292), (61, 3478320), (72, 2946910), (80, 2652219), (90, 2357528), (120, 1768146), (122, 1739160), (144, 1473455), (180, 1178764), (183, 1159440), (240, 884073), (244, 869580), (305, 695664), (360, 589382), (366, 579720), (488, 434790), (549, 386480), (610, 347832), (720, 294691), (732, 289860), (915, 231888), (976, 217395), (1098, 193240), (1220, 173916), (1464, 144930), (1830, 115944), (2196, 96620), (2440, 86958), (2745, 77296), (2928, 72465), (3660, 57972), (4392, 48310), (4831, 43920), (4880, 43479), (5490, 38648), (7320, 28986), (8784, 24155), (9662, 21960), (10980, 19324), (14493, 14640)]