128735964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1423}}^1$

素因数の和:1799

約数の個数: 72

約数和(自身を含む): 373201920

約数和(自身を除く): 244465956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 359, 718, 1077, 1423, 1436, 2154, 2513, 2846, 3231, 4269, 4308, 5026, 5692, 6462, 7539, 8538, 9961, 10052, 12807, 12924, 15078, 17076, 19922, 22617, 25614, 29883, 30156, 39844, 45234, 51228, 59766, 89649, 90468, 119532, 179298, 358596, 510857, 1021714, 1532571, 2043428, 3065142, 3575999, 4597713, 6130284, 7151998, 9195426, 10727997, 14303996, 18390852, 21455994, 32183991, 42911988, 64367982, 128735964]

約数ペア:

[(1, 128735964), (2, 64367982), (3, 42911988), (4, 32183991), (6, 21455994), (7, 18390852), (9, 14303996), (12, 10727997), (14, 9195426), (18, 7151998), (21, 6130284), (28, 4597713), (36, 3575999), (42, 3065142), (63, 2043428), (84, 1532571), (126, 1021714), (252, 510857), (359, 358596), (718, 179298), (1077, 119532), (1423, 90468), (1436, 89649), (2154, 59766), (2513, 51228), (2846, 45234), (3231, 39844), (4269, 30156), (4308, 29883), (5026, 25614), (5692, 22617), (6462, 19922), (7539, 17076), (8538, 15078), (9961, 12924), (10052, 12807)]