161225460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{761}}^1$

素因数の和:894

約数の個数: 144

約数和(自身を含む): 539203392

約数和(自身を除く): 377977932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 107, 110, 132, 165, 180, 198, 214, 220, 321, 330, 396, 428, 495, 535, 642, 660, 761, 963, 990, 1070, 1177, 1284, 1522, 1605, 1926, 1980, 2140, 2283, 2354, 3044, 3210, 3531, 3805, 3852, 4566, 4708, 4815, 5885, 6420, 6849, 7062, 7610, 8371, 9132, 9630, 10593, 11415, 11770, 13698, 14124, 15220, 16742, 17655, 19260, 21186, 22830, 23540, 25113, 27396, 33484, 34245, 35310, 41855, 42372, 45660, 50226, 52965, 68490, 70620, 75339, 81427, 83710, 100452, 105930, 125565, 136980, 150678, 162854, 167420, 211860, 244281, 251130, 301356, 325708, 376695, 407135, 488562, 502260, 732843, 753390, 814270, 895697, 977124, 1221405, 1465686, 1506780, 1628540, 1791394, 2442810, 2687091, 2931372, 3582788, 3664215, 4478485, 4885620, 5374182, 7328430, 8061273, 8956970, 10748364, 13435455, 14656860, 16122546, 17913940, 26870910, 32245092, 40306365, 53741820, 80612730, 161225460]

約数ペア:

[(1, 161225460), (2, 80612730), (3, 53741820), (4, 40306365), (5, 32245092), (6, 26870910), (9, 17913940), (10, 16122546), (11, 14656860), (12, 13435455), (15, 10748364), (18, 8956970), (20, 8061273), (22, 7328430), (30, 5374182), (33, 4885620), (36, 4478485), (44, 3664215), (45, 3582788), (55, 2931372), (60, 2687091), (66, 2442810), (90, 1791394), (99, 1628540), (107, 1506780), (110, 1465686), (132, 1221405), (165, 977124), (180, 895697), (198, 814270), (214, 753390), (220, 732843), (321, 502260), (330, 488562), (396, 407135), (428, 376695), (495, 325708), (535, 301356), (642, 251130), (660, 244281), (761, 211860), (963, 167420), (990, 162854), (1070, 150678), (1177, 136980), (1284, 125565), (1522, 105930), (1605, 100452), (1926, 83710), (1980, 81427), (2140, 75339), (2283, 70620), (2354, 68490), (3044, 52965), (3210, 50226), (3531, 45660), (3805, 42372), (3852, 41855), (4566, 35310), (4708, 34245), (4815, 33484), (5885, 27396), (6420, 25113), (6849, 23540), (7062, 22830), (7610, 21186), (8371, 19260), (9132, 17655), (9630, 16742), (10593, 15220), (11415, 14124), (11770, 13698)]