120409425

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 227072768

約数和(自身を除く): 106663343

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 61, 75, 93, 155, 183, 225, 279, 283, 305, 465, 549, 775, 849, 915, 1395, 1415, 1525, 1891, 2325, 2547, 2745, 4245, 4575, 5673, 6975, 7075, 8773, 9455, 12735, 13725, 17019, 17263, 21225, 26319, 28365, 43865, 47275, 51789, 63675, 78957, 85095, 86315, 131595, 141825, 155367, 219325, 258945, 394785, 425475, 431575, 535153, 657975, 776835, 1294725, 1605459, 1973925, 2675765, 3884175, 4816377, 8027295, 13378825, 24081885, 40136475, 120409425]

約数ペア:

[(1, 120409425), (3, 40136475), (5, 24081885), (9, 13378825), (15, 8027295), (25, 4816377), (31, 3884175), (45, 2675765), (61, 1973925), (75, 1605459), (93, 1294725), (155, 776835), (183, 657975), (225, 535153), (279, 431575), (283, 425475), (305, 394785), (465, 258945), (549, 219325), (775, 155367), (849, 141825), (915, 131595), (1395, 86315), (1415, 85095), (1525, 78957), (1891, 63675), (2325, 51789), (2547, 47275), (2745, 43865), (4245, 28365), (4575, 26319), (5673, 21225), (6975, 17263), (7075, 17019), (8773, 13725), (9455, 12735)]