290557260

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 288

約数和(自身を含む): 1072512000

約数和(自身を除く): 781954740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 79, 84, 90, 98, 105, 108, 126, 135, 139, 140, 147, 158, 180, 189, 196, 210, 237, 245, 252, 270, 278, 294, 315, 316, 378, 395, 417, 420, 441, 474, 490, 540, 553, 556, 588, 630, 695, 711, 735, 756, 790, 834, 882, 945, 948, 973, 980, 1106, 1185, 1251, 1260, 1323, 1390, 1422, 1470, 1580, 1659, 1668, 1764, 1890, 1946, 2085, 2133, 2205, 2212, 2370, 2502, 2646, 2765, 2780, 2844, 2919, 2940, 3318, 3555, 3753, 3780, 3871, 3892, 4170, 4266, 4410, 4740, 4865, 4977, 5004, 5292, 5530, 5838, 6255, 6615, 6636, 6811, 7110, 7506, 7742, 8295, 8340, 8532, 8757, 8820, 9730, 9954, 10665, 10981, 11060, 11613, 11676, 12510, 13230, 13622, 14220, 14595, 14931, 15012, 15484, 16590, 17514, 18765, 19355, 19460, 19908, 20433, 21330, 21962, 23226, 24885, 25020, 26271, 26460, 27244, 29190, 29862, 32943, 33180, 34055, 34839, 35028, 37530, 38710, 40866, 42660, 43785, 43924, 46452, 49770, 52542, 54905, 58065, 58380, 59724, 61299, 65886, 68110, 69678, 74655, 75060, 76867, 77420, 81732, 87570, 98829, 99540, 102165, 104517, 105084, 109810, 116130, 122598, 131355, 131772, 136220, 139356, 149310, 153734, 164715, 174195, 175140, 183897, 197658, 204330, 209034, 219620, 230601, 232260, 245196, 262710, 296487, 298620, 306495, 307468, 329430, 348390, 367794, 384335, 395316, 408660, 418068, 461202, 494145, 522585, 525420, 538069, 592974, 612990, 658860, 691803, 696780, 735588, 768670, 919485, 922404, 988290, 1045170, 1076138, 1153005, 1185948, 1225980, 1383606, 1482435, 1537340, 1614207, 1838970, 1976580, 2075409, 2090340, 2152276, 2306010, 2690345, 2767212, 2964870, 3228414, 3459015, 3677940, 4150818, 4612020, 4842621, 5380690, 5929740, 6456828, 6918030, 8071035, 8301636, 9685242, 10377045, 10761380, 13836060, 14527863, 16142070, 19370484, 20754090, 24213105, 29055726, 32284140, 41508180, 48426210, 58111452, 72639315, 96852420, 145278630, 290557260]

約数ペア:

[(1, 290557260), (2, 145278630), (3, 96852420), (4, 72639315), (5, 58111452), (6, 48426210), (7, 41508180), (9, 32284140), (10, 29055726), (12, 24213105), (14, 20754090), (15, 19370484), (18, 16142070), (20, 14527863), (21, 13836060), (27, 10761380), (28, 10377045), (30, 9685242), (35, 8301636), (36, 8071035), (42, 6918030), (45, 6456828), (49, 5929740), (54, 5380690), (60, 4842621), (63, 4612020), (70, 4150818), (79, 3677940), (84, 3459015), (90, 3228414), (98, 2964870), (105, 2767212), (108, 2690345), (126, 2306010), (135, 2152276), (139, 2090340), (140, 2075409), (147, 1976580), (158, 1838970), (180, 1614207), (189, 1537340), (196, 1482435), (210, 1383606), (237, 1225980), (245, 1185948), (252, 1153005), (270, 1076138), (278, 1045170), (294, 988290), (315, 922404), (316, 919485), (378, 768670), (395, 735588), (417, 696780), (420, 691803), (441, 658860), (474, 612990), (490, 592974), (540, 538069), (553, 525420), (556, 522585), (588, 494145), (630, 461202), (695, 418068), (711, 408660), (735, 395316), (756, 384335), (790, 367794), (834, 348390), (882, 329430), (945, 307468), (948, 306495), (973, 298620), (980, 296487), (1106, 262710), (1185, 245196), (1251, 232260), (1260, 230601), (1323, 219620), (1390, 209034), (1422, 204330), (1470, 197658), (1580, 183897), (1659, 175140), (1668, 174195), (1764, 164715), (1890, 153734), (1946, 149310), (2085, 139356), (2133, 136220), (2205, 131772), (2212, 131355), (2370, 122598), (2502, 116130), (2646, 109810), (2765, 105084), (2780, 104517), (2844, 102165), (2919, 99540), (2940, 98829), (3318, 87570), (3555, 81732), (3753, 77420), (3780, 76867), (3871, 75060), (3892, 74655), (4170, 69678), (4266, 68110), (4410, 65886), (4740, 61299), (4865, 59724), (4977, 58380), (5004, 58065), (5292, 54905), (5530, 52542), (5838, 49770), (6255, 46452), (6615, 43924), (6636, 43785), (6811, 42660), (7110, 40866), (7506, 38710), (7742, 37530), (8295, 35028), (8340, 34839), (8532, 34055), (8757, 33180), (8820, 32943), (9730, 29862), (9954, 29190), (10665, 27244), (10981, 26460), (11060, 26271), (11613, 25020), (11676, 24885), (12510, 23226), (13230, 21962), (13622, 21330), (14220, 20433), (14595, 19908), (14931, 19460), (15012, 19355), (15484, 18765), (16590, 17514)]