78785028

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 245266560

約数和(自身を除く): 166481532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 84, 92, 108, 126, 138, 161, 189, 197, 207, 252, 276, 322, 378, 394, 414, 483, 529, 591, 621, 644, 756, 788, 828, 966, 1058, 1182, 1242, 1379, 1449, 1587, 1773, 1932, 2116, 2364, 2484, 2758, 2898, 3174, 3546, 3703, 4137, 4347, 4531, 4761, 5319, 5516, 5796, 6348, 7092, 7406, 8274, 8694, 9062, 9522, 10638, 11109, 12411, 13593, 14283, 14812, 16548, 17388, 18124, 19044, 21276, 22218, 24822, 27186, 28566, 31717, 33327, 37233, 40779, 44436, 49644, 54372, 57132, 63434, 66654, 74466, 81558, 95151, 99981, 104213, 122337, 126868, 133308, 148932, 163116, 190302, 199962, 208426, 244674, 285453, 312639, 380604, 399924, 416852, 489348, 570906, 625278, 729491, 856359, 937917, 1141812, 1250556, 1458982, 1712718, 1875834, 2188473, 2813751, 2917964, 3425436, 3751668, 4376946, 5627502, 6565419, 8753892, 11255004, 13130838, 19696257, 26261676, 39392514, 78785028]

約数ペア:

[(1, 78785028), (2, 39392514), (3, 26261676), (4, 19696257), (6, 13130838), (7, 11255004), (9, 8753892), (12, 6565419), (14, 5627502), (18, 4376946), (21, 3751668), (23, 3425436), (27, 2917964), (28, 2813751), (36, 2188473), (42, 1875834), (46, 1712718), (54, 1458982), (63, 1250556), (69, 1141812), (84, 937917), (92, 856359), (108, 729491), (126, 625278), (138, 570906), (161, 489348), (189, 416852), (197, 399924), (207, 380604), (252, 312639), (276, 285453), (322, 244674), (378, 208426), (394, 199962), (414, 190302), (483, 163116), (529, 148932), (591, 133308), (621, 126868), (644, 122337), (756, 104213), (788, 99981), (828, 95151), (966, 81558), (1058, 74466), (1182, 66654), (1242, 63434), (1379, 57132), (1449, 54372), (1587, 49644), (1773, 44436), (1932, 40779), (2116, 37233), (2364, 33327), (2484, 31717), (2758, 28566), (2898, 27186), (3174, 24822), (3546, 22218), (3703, 21276), (4137, 19044), (4347, 18124), (4531, 17388), (4761, 16548), (5319, 14812), (5516, 14283), (5796, 13593), (6348, 12411), (7092, 11109), (7406, 10638), (8274, 9522), (8694, 9062)]