691470252

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 2081963520

約数和(自身を除く): 1390493268

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 31, 33, 36, 44, 46, 62, 66, 69, 79, 92, 93, 99, 124, 132, 138, 158, 186, 198, 207, 237, 253, 276, 279, 316, 341, 372, 396, 414, 474, 506, 558, 682, 711, 713, 759, 828, 869, 948, 961, 1012, 1023, 1116, 1364, 1422, 1426, 1518, 1738, 1817, 1922, 2046, 2139, 2277, 2449, 2607, 2844, 2852, 2883, 3036, 3069, 3476, 3634, 3844, 4092, 4278, 4554, 4898, 5214, 5451, 5766, 6138, 6417, 7268, 7347, 7821, 7843, 8556, 8649, 9108, 9796, 10428, 10571, 10902, 11532, 12276, 12834, 14694, 15642, 15686, 16353, 17298, 19987, 21142, 21804, 22041, 22103, 23529, 25668, 26939, 29388, 31284, 31372, 31713, 32706, 34596, 39974, 42284, 44082, 44206, 47058, 53878, 56327, 59961, 63426, 65412, 66309, 70587, 75919, 79948, 80817, 88164, 88412, 94116, 95139, 107756, 112654, 119922, 126852, 132618, 141174, 151838, 161634, 168981, 179883, 190278, 198927, 225308, 227757, 239844, 242451, 243133, 265236, 282348, 303676, 323268, 337962, 359766, 380556, 397854, 455514, 484902, 486266, 506943, 619597, 675924, 683271, 719532, 729399, 795708, 835109, 911028, 969804, 972532, 1013886, 1239194, 1366542, 1458798, 1670218, 1746137, 1858791, 2027772, 2188197, 2478388, 2505327, 2733084, 2917596, 3340436, 3492274, 3717582, 4376394, 5010654, 5238411, 5576373, 6984548, 7435164, 7515981, 8752788, 10021308, 10476822, 11152746, 15031962, 15715233, 19207507, 20953644, 22305492, 30063924, 31430466, 38415014, 57622521, 62860932, 76830028, 115245042, 172867563, 230490084, 345735126, 691470252]

約数ペア:

[(1, 691470252), (2, 345735126), (3, 230490084), (4, 172867563), (6, 115245042), (9, 76830028), (11, 62860932), (12, 57622521), (18, 38415014), (22, 31430466), (23, 30063924), (31, 22305492), (33, 20953644), (36, 19207507), (44, 15715233), (46, 15031962), (62, 11152746), (66, 10476822), (69, 10021308), (79, 8752788), (92, 7515981), (93, 7435164), (99, 6984548), (124, 5576373), (132, 5238411), (138, 5010654), (158, 4376394), (186, 3717582), (198, 3492274), (207, 3340436), (237, 2917596), (253, 2733084), (276, 2505327), (279, 2478388), (316, 2188197), (341, 2027772), (372, 1858791), (396, 1746137), (414, 1670218), (474, 1458798), (506, 1366542), (558, 1239194), (682, 1013886), (711, 972532), (713, 969804), (759, 911028), (828, 835109), (869, 795708), (948, 729399), (961, 719532), (1012, 683271), (1023, 675924), (1116, 619597), (1364, 506943), (1422, 486266), (1426, 484902), (1518, 455514), (1738, 397854), (1817, 380556), (1922, 359766), (2046, 337962), (2139, 323268), (2277, 303676), (2449, 282348), (2607, 265236), (2844, 243133), (2852, 242451), (2883, 239844), (3036, 227757), (3069, 225308), (3476, 198927), (3634, 190278), (3844, 179883), (4092, 168981), (4278, 161634), (4554, 151838), (4898, 141174), (5214, 132618), (5451, 126852), (5766, 119922), (6138, 112654), (6417, 107756), (7268, 95139), (7347, 94116), (7821, 88412), (7843, 88164), (8556, 80817), (8649, 79948), (9108, 75919), (9796, 70587), (10428, 66309), (10571, 65412), (10902, 63426), (11532, 59961), (12276, 56327), (12834, 53878), (14694, 47058), (15642, 44206), (15686, 44082), (16353, 42284), (17298, 39974), (19987, 34596), (21142, 32706), (21804, 31713), (22041, 31372), (22103, 31284), (23529, 29388), (25668, 26939)]