311313132

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 893797632

約数和(自身を除く): 582484500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 81, 108, 117, 142, 156, 162, 213, 234, 243, 284, 324, 347, 351, 426, 468, 486, 639, 694, 702, 852, 923, 972, 1041, 1053, 1278, 1388, 1404, 1846, 1917, 2082, 2106, 2556, 2769, 3123, 3159, 3692, 3834, 4164, 4212, 4511, 5538, 5751, 6246, 6318, 7668, 8307, 9022, 9369, 11076, 11502, 12492, 12636, 13533, 16614, 17253, 18044, 18738, 23004, 24637, 24921, 27066, 28107, 33228, 34506, 37476, 40599, 49274, 49842, 54132, 56214, 69012, 73911, 74763, 81198, 84321, 98548, 99684, 112428, 121797, 147822, 149526, 162396, 168642, 221733, 224289, 243594, 295644, 299052, 320281, 337284, 365391, 443466, 448578, 487188, 640562, 665199, 730782, 886932, 897156, 960843, 1096173, 1281124, 1330398, 1461564, 1921686, 1995597, 2192346, 2660796, 2882529, 3843372, 3991194, 4384692, 5765058, 5986791, 7982388, 8647587, 11530116, 11973582, 17295174, 23947164, 25942761, 34590348, 51885522, 77828283, 103771044, 155656566, 311313132]

約数ペア:

[(1, 311313132), (2, 155656566), (3, 103771044), (4, 77828283), (6, 51885522), (9, 34590348), (12, 25942761), (13, 23947164), (18, 17295174), (26, 11973582), (27, 11530116), (36, 8647587), (39, 7982388), (52, 5986791), (54, 5765058), (71, 4384692), (78, 3991194), (81, 3843372), (108, 2882529), (117, 2660796), (142, 2192346), (156, 1995597), (162, 1921686), (213, 1461564), (234, 1330398), (243, 1281124), (284, 1096173), (324, 960843), (347, 897156), (351, 886932), (426, 730782), (468, 665199), (486, 640562), (639, 487188), (694, 448578), (702, 443466), (852, 365391), (923, 337284), (972, 320281), (1041, 299052), (1053, 295644), (1278, 243594), (1388, 224289), (1404, 221733), (1846, 168642), (1917, 162396), (2082, 149526), (2106, 147822), (2556, 121797), (2769, 112428), (3123, 99684), (3159, 98548), (3692, 84321), (3834, 81198), (4164, 74763), (4212, 73911), (4511, 69012), (5538, 56214), (5751, 54132), (6246, 49842), (6318, 49274), (7668, 40599), (8307, 37476), (9022, 34506), (9369, 33228), (11076, 28107), (11502, 27066), (12492, 24921), (12636, 24637), (13533, 23004), (16614, 18738), (17253, 18044)]