268780680

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{1693}}^1$

素因数の和:1730

約数の個数: 240

約数和(自身を含む): 1051516620

約数和(自身を除く): 782735940

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 945, 980, 1080, 1134, 1176, 1260, 1323, 1470, 1512, 1620, 1693, 1764, 1890, 1960, 2205, 2268, 2520, 2646, 2835, 2940, 3240, 3386, 3528, 3780, 3969, 4410, 4536, 5079, 5292, 5670, 5880, 6615, 6772, 7560, 7938, 8465, 8820, 10158, 10584, 11340, 11851, 13230, 13544, 15237, 15876, 16930, 17640, 19845, 20316, 22680, 23702, 25395, 26460, 30474, 31752, 33860, 35553, 39690, 40632, 45711, 47404, 50790, 52920, 59255, 60948, 67720, 71106, 76185, 79380, 82957, 91422, 94808, 101580, 106659, 118510, 121896, 137133, 142212, 152370, 158760, 165914, 177765, 182844, 203160, 213318, 228555, 237020, 248871, 274266, 284424, 304740, 319977, 331828, 355530, 365688, 414785, 426636, 457110, 474040, 497742, 533295, 548532, 609480, 639954, 663656, 685665, 711060, 746613, 829570, 853272, 914220, 959931, 995484, 1066590, 1097064, 1244355, 1279908, 1371330, 1422120, 1493226, 1599885, 1659140, 1828440, 1919862, 1990968, 2133180, 2239839, 2488710, 2559816, 2742660, 2986452, 3199770, 3318280, 3733065, 3839724, 4266360, 4479678, 4799655, 4977420, 5485320, 5972904, 6399540, 6719517, 7466130, 7679448, 8959356, 9599310, 9954840, 11199195, 12799080, 13439034, 14932260, 17918712, 19198620, 22398390, 26878068, 29864520, 33597585, 38397240, 44796780, 53756136, 67195170, 89593560, 134390340, 268780680]

約数ペア:

[(1, 268780680), (2, 134390340), (3, 89593560), (4, 67195170), (5, 53756136), (6, 44796780), (7, 38397240), (8, 33597585), (9, 29864520), (10, 26878068), (12, 22398390), (14, 19198620), (15, 17918712), (18, 14932260), (20, 13439034), (21, 12799080), (24, 11199195), (27, 9954840), (28, 9599310), (30, 8959356), (35, 7679448), (36, 7466130), (40, 6719517), (42, 6399540), (45, 5972904), (49, 5485320), (54, 4977420), (56, 4799655), (60, 4479678), (63, 4266360), (70, 3839724), (72, 3733065), (81, 3318280), (84, 3199770), (90, 2986452), (98, 2742660), (105, 2559816), (108, 2488710), (120, 2239839), (126, 2133180), (135, 1990968), (140, 1919862), (147, 1828440), (162, 1659140), (168, 1599885), (180, 1493226), (189, 1422120), (196, 1371330), (210, 1279908), (216, 1244355), (245, 1097064), (252, 1066590), (270, 995484), (280, 959931), (294, 914220), (315, 853272), (324, 829570), (360, 746613), (378, 711060), (392, 685665), (405, 663656), (420, 639954), (441, 609480), (490, 548532), (504, 533295), (540, 497742), (567, 474040), (588, 457110), (630, 426636), (648, 414785), (735, 365688), (756, 355530), (810, 331828), (840, 319977), (882, 304740), (945, 284424), (980, 274266), (1080, 248871), (1134, 237020), (1176, 228555), (1260, 213318), (1323, 203160), (1470, 182844), (1512, 177765), (1620, 165914), (1693, 158760), (1764, 152370), (1890, 142212), (1960, 137133), (2205, 121896), (2268, 118510), (2520, 106659), (2646, 101580), (2835, 94808), (2940, 91422), (3240, 82957), (3386, 79380), (3528, 76185), (3780, 71106), (3969, 67720), (4410, 60948), (4536, 59255), (5079, 52920), (5292, 50790), (5670, 47404), (5880, 45711), (6615, 40632), (6772, 39690), (7560, 35553), (7938, 33860), (8465, 31752), (8820, 30474), (10158, 26460), (10584, 25395), (11340, 23702), (11851, 22680), (13230, 20316), (13544, 19845), (15237, 17640), (15876, 16930)]