129376268

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 275788800

約数和(自身を除く): 146412532

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 107, 124, 196, 199, 214, 217, 398, 428, 434, 749, 796, 868, 1393, 1498, 1519, 2786, 2996, 3038, 3317, 5243, 5572, 6076, 6169, 6634, 9751, 10486, 12338, 13268, 19502, 20972, 21293, 23219, 24676, 39004, 42586, 43183, 46438, 85172, 86366, 92876, 149051, 162533, 172732, 298102, 302281, 325066, 596204, 604562, 650132, 660083, 1043357, 1209124, 1320166, 2086714, 2640332, 4173428, 4620581, 9241162, 18482324, 32344067, 64688134, 129376268]

約数ペア:

[(1, 129376268), (2, 64688134), (4, 32344067), (7, 18482324), (14, 9241162), (28, 4620581), (31, 4173428), (49, 2640332), (62, 2086714), (98, 1320166), (107, 1209124), (124, 1043357), (196, 660083), (199, 650132), (214, 604562), (217, 596204), (398, 325066), (428, 302281), (434, 298102), (749, 172732), (796, 162533), (868, 149051), (1393, 92876), (1498, 86366), (1519, 85172), (2786, 46438), (2996, 43183), (3038, 42586), (3317, 39004), (5243, 24676), (5572, 23219), (6076, 21293), (6169, 20972), (6634, 19502), (9751, 13268), (10486, 12338)]