128955924

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1$

素因数の和:1017

約数の個数: 72

約数和(自身を含む): 339885000

約数和(自身を除く): 210929076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 149, 174, 261, 298, 348, 447, 522, 596, 829, 894, 1044, 1341, 1658, 1788, 2487, 2682, 3316, 4321, 4974, 5364, 7461, 8642, 9948, 12963, 14922, 17284, 24041, 25926, 29844, 38889, 48082, 51852, 72123, 77778, 96164, 123521, 144246, 155556, 216369, 247042, 288492, 370563, 432738, 494084, 741126, 865476, 1111689, 1482252, 2223378, 3582109, 4446756, 7164218, 10746327, 14328436, 21492654, 32238981, 42985308, 64477962, 128955924]

約数ペア:

[(1, 128955924), (2, 64477962), (3, 42985308), (4, 32238981), (6, 21492654), (9, 14328436), (12, 10746327), (18, 7164218), (29, 4446756), (36, 3582109), (58, 2223378), (87, 1482252), (116, 1111689), (149, 865476), (174, 741126), (261, 494084), (298, 432738), (348, 370563), (447, 288492), (522, 247042), (596, 216369), (829, 155556), (894, 144246), (1044, 123521), (1341, 96164), (1658, 77778), (1788, 72123), (2487, 51852), (2682, 48082), (3316, 38889), (4321, 29844), (4974, 25926), (5364, 24041), (7461, 17284), (8642, 14922), (9948, 12963)]