289917320

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 256

約数和(自身を含む): 886464000

約数和(自身を除く): 596546680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 49, 55, 56, 68, 70, 77, 85, 88, 98, 110, 113, 119, 136, 140, 154, 170, 187, 196, 220, 226, 238, 245, 280, 308, 340, 343, 374, 385, 392, 440, 452, 476, 490, 539, 565, 595, 616, 680, 686, 748, 770, 791, 833, 904, 935, 952, 980, 1078, 1130, 1190, 1243, 1309, 1372, 1496, 1540, 1582, 1666, 1715, 1870, 1921, 1960, 2156, 2260, 2380, 2486, 2618, 2695, 2744, 3080, 3164, 3332, 3430, 3740, 3773, 3842, 3955, 4165, 4312, 4520, 4760, 4972, 5236, 5390, 5537, 5831, 6215, 6328, 6545, 6664, 6860, 7480, 7546, 7684, 7910, 8330, 8701, 9163, 9605, 9944, 10472, 10780, 11074, 11662, 12430, 13090, 13447, 13720, 15092, 15368, 15820, 16660, 17402, 18326, 18865, 19210, 21131, 21560, 22148, 23324, 24860, 26180, 26894, 27685, 29155, 30184, 31640, 33320, 34804, 36652, 37730, 38420, 38759, 42262, 43505, 44296, 45815, 46648, 49720, 52360, 53788, 55370, 58310, 60907, 64141, 67235, 69608, 73304, 75460, 76840, 77518, 84524, 87010, 91630, 94129, 105655, 107576, 110740, 116620, 121814, 128282, 134470, 147917, 150920, 155036, 169048, 174020, 183260, 188258, 193795, 211310, 221480, 233240, 243628, 256564, 268940, 295834, 304535, 310072, 320705, 348040, 366520, 376516, 387590, 422620, 426349, 470645, 487256, 513128, 537880, 591668, 609070, 641410, 658903, 739585, 753032, 775180, 845240, 852698, 941290, 1035419, 1183336, 1218140, 1282820, 1317806, 1479170, 1550360, 1705396, 1882580, 2070838, 2131745, 2436280, 2565640, 2635612, 2958340, 3294515, 3410792, 3765160, 4141676, 4263490, 5177095, 5271224, 5916680, 6589030, 7247933, 8283352, 8526980, 10354190, 13178060, 14495866, 17053960, 20708380, 26356120, 28991732, 36239665, 41416760, 57983464, 72479330, 144958660, 289917320]

約数ペア:

[(1, 289917320), (2, 144958660), (4, 72479330), (5, 57983464), (7, 41416760), (8, 36239665), (10, 28991732), (11, 26356120), (14, 20708380), (17, 17053960), (20, 14495866), (22, 13178060), (28, 10354190), (34, 8526980), (35, 8283352), (40, 7247933), (44, 6589030), (49, 5916680), (55, 5271224), (56, 5177095), (68, 4263490), (70, 4141676), (77, 3765160), (85, 3410792), (88, 3294515), (98, 2958340), (110, 2635612), (113, 2565640), (119, 2436280), (136, 2131745), (140, 2070838), (154, 1882580), (170, 1705396), (187, 1550360), (196, 1479170), (220, 1317806), (226, 1282820), (238, 1218140), (245, 1183336), (280, 1035419), (308, 941290), (340, 852698), (343, 845240), (374, 775180), (385, 753032), (392, 739585), (440, 658903), (452, 641410), (476, 609070), (490, 591668), (539, 537880), (565, 513128), (595, 487256), (616, 470645), (680, 426349), (686, 422620), (748, 387590), (770, 376516), (791, 366520), (833, 348040), (904, 320705), (935, 310072), (952, 304535), (980, 295834), (1078, 268940), (1130, 256564), (1190, 243628), (1243, 233240), (1309, 221480), (1372, 211310), (1496, 193795), (1540, 188258), (1582, 183260), (1666, 174020), (1715, 169048), (1870, 155036), (1921, 150920), (1960, 147917), (2156, 134470), (2260, 128282), (2380, 121814), (2486, 116620), (2618, 110740), (2695, 107576), (2744, 105655), (3080, 94129), (3164, 91630), (3332, 87010), (3430, 84524), (3740, 77518), (3773, 76840), (3842, 75460), (3955, 73304), (4165, 69608), (4312, 67235), (4520, 64141), (4760, 60907), (4972, 58310), (5236, 55370), (5390, 53788), (5537, 52360), (5831, 49720), (6215, 46648), (6328, 45815), (6545, 44296), (6664, 43505), (6860, 42262), (7480, 38759), (7546, 38420), (7684, 37730), (7910, 36652), (8330, 34804), (8701, 33320), (9163, 31640), (9605, 30184), (9944, 29155), (10472, 27685), (10780, 26894), (11074, 26180), (11662, 24860), (12430, 23324), (13090, 22148), (13447, 21560), (13720, 21131), (15092, 19210), (15368, 18865), (15820, 18326), (16660, 17402)]