193720275

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{5857}}^1$

素因数の和:5890

約数の個数: 72

約数和(自身を含む): 414043440

約数和(自身を除く): 220323165

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 2205, 3675, 4725, 5857, 6615, 11025, 17571, 29285, 33075, 40999, 52713, 87855, 122997, 146425, 158139, 204995, 263565, 286993, 368991, 439275, 614985, 790695, 860979, 1024975, 1106973, 1317825, 1434965, 1844955, 2582937, 3074925, 3953475, 4304895, 5534865, 7174825, 7748811, 9224775, 12914685, 21524475, 27674325, 38744055, 64573425, 193720275]

約数ペア:

[(1, 193720275), (3, 64573425), (5, 38744055), (7, 27674325), (9, 21524475), (15, 12914685), (21, 9224775), (25, 7748811), (27, 7174825), (35, 5534865), (45, 4304895), (49, 3953475), (63, 3074925), (75, 2582937), (105, 1844955), (135, 1434965), (147, 1317825), (175, 1106973), (189, 1024975), (225, 860979), (245, 790695), (315, 614985), (441, 439275), (525, 368991), (675, 286993), (735, 263565), (945, 204995), (1225, 158139), (1323, 146425), (1575, 122997), (2205, 87855), (3675, 52713), (4725, 40999), (5857, 33075), (6615, 29285), (11025, 17571)]