280114380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:398

約数の個数: 288

約数和(自身を含む): 1070160000

約数和(自身を除く): 790045620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 343, 349, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 686, 698, 735, 780, 819, 882, 910, 980, 1029, 1047, 1092, 1170, 1260, 1274, 1365, 1372, 1396, 1470, 1638, 1715, 1745, 1764, 1820, 1911, 2058, 2094, 2205, 2340, 2443, 2548, 2730, 2940, 3087, 3141, 3185, 3276, 3430, 3490, 3822, 4095, 4116, 4188, 4410, 4459, 4537, 4886, 5145, 5235, 5460, 5733, 6174, 6282, 6370, 6860, 6980, 7329, 7644, 8190, 8820, 8918, 9074, 9555, 9772, 10290, 10470, 11466, 12215, 12348, 12564, 12740, 13377, 13611, 14658, 15435, 15705, 16380, 17101, 17836, 18148, 19110, 20580, 20940, 21987, 22295, 22685, 22932, 24430, 26754, 27222, 28665, 29316, 30870, 31410, 31759, 34202, 36645, 38220, 40131, 40833, 43974, 44590, 45370, 48860, 51303, 53508, 54444, 57330, 61740, 62820, 63518, 66885, 68055, 68404, 73290, 80262, 81666, 85505, 87948, 89180, 90740, 95277, 102606, 109935, 114660, 119707, 127036, 133770, 136110, 146580, 153909, 158795, 160524, 163332, 171010, 190554, 200655, 204165, 205212, 219870, 222313, 239414, 256515, 267540, 272220, 285831, 307818, 317590, 342020, 359121, 381108, 401310, 408330, 439740, 444626, 476385, 478828, 513030, 571662, 598535, 615636, 635180, 666939, 718242, 769545, 802620, 816660, 889252, 952770, 1026060, 1077363, 1111565, 1143324, 1197070, 1333878, 1429155, 1436484, 1539090, 1556191, 1795605, 1905540, 2000817, 2154726, 2223130, 2394140, 2667756, 2858310, 3078180, 3112382, 3334695, 3591210, 4001634, 4309452, 4446260, 4668573, 5386815, 5716620, 6224764, 6669390, 7182420, 7780955, 8003268, 9337146, 10004085, 10773630, 13338780, 14005719, 15561910, 18674292, 20008170, 21547260, 23342865, 28011438, 31123820, 40016340, 46685730, 56022876, 70028595, 93371460, 140057190, 280114380]

約数ペア:

[(1, 280114380), (2, 140057190), (3, 93371460), (4, 70028595), (5, 56022876), (6, 46685730), (7, 40016340), (9, 31123820), (10, 28011438), (12, 23342865), (13, 21547260), (14, 20008170), (15, 18674292), (18, 15561910), (20, 14005719), (21, 13338780), (26, 10773630), (28, 10004085), (30, 9337146), (35, 8003268), (36, 7780955), (39, 7182420), (42, 6669390), (45, 6224764), (49, 5716620), (52, 5386815), (60, 4668573), (63, 4446260), (65, 4309452), (70, 4001634), (78, 3591210), (84, 3334695), (90, 3112382), (91, 3078180), (98, 2858310), (105, 2667756), (117, 2394140), (126, 2223130), (130, 2154726), (140, 2000817), (147, 1905540), (156, 1795605), (180, 1556191), (182, 1539090), (195, 1436484), (196, 1429155), (210, 1333878), (234, 1197070), (245, 1143324), (252, 1111565), (260, 1077363), (273, 1026060), (294, 952770), (315, 889252), (343, 816660), (349, 802620), (364, 769545), (390, 718242), (420, 666939), (441, 635180), (455, 615636), (468, 598535), (490, 571662), (546, 513030), (585, 478828), (588, 476385), (630, 444626), (637, 439740), (686, 408330), (698, 401310), (735, 381108), (780, 359121), (819, 342020), (882, 317590), (910, 307818), (980, 285831), (1029, 272220), (1047, 267540), (1092, 256515), (1170, 239414), (1260, 222313), (1274, 219870), (1365, 205212), (1372, 204165), (1396, 200655), (1470, 190554), (1638, 171010), (1715, 163332), (1745, 160524), (1764, 158795), (1820, 153909), (1911, 146580), (2058, 136110), (2094, 133770), (2205, 127036), (2340, 119707), (2443, 114660), (2548, 109935), (2730, 102606), (2940, 95277), (3087, 90740), (3141, 89180), (3185, 87948), (3276, 85505), (3430, 81666), (3490, 80262), (3822, 73290), (4095, 68404), (4116, 68055), (4188, 66885), (4410, 63518), (4459, 62820), (4537, 61740), (4886, 57330), (5145, 54444), (5235, 53508), (5460, 51303), (5733, 48860), (6174, 45370), (6282, 44590), (6370, 43974), (6860, 40833), (6980, 40131), (7329, 38220), (7644, 36645), (8190, 34202), (8820, 31759), (8918, 31410), (9074, 30870), (9555, 29316), (9772, 28665), (10290, 27222), (10470, 26754), (11466, 24430), (12215, 22932), (12348, 22685), (12564, 22295), (12740, 21987), (13377, 20940), (13611, 20580), (14658, 19110), (15435, 18148), (15705, 17836), (16380, 17101)]