278272800

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1033

約数の個数: 288

約数和(自身を含む): 1084930560

約数和(自身を除く): 806657760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 27, 30, 32, 36, 39, 40, 45, 48, 50, 52, 54, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 108, 117, 120, 130, 135, 144, 150, 156, 160, 180, 195, 200, 208, 216, 225, 234, 240, 260, 270, 288, 300, 312, 325, 351, 360, 390, 400, 416, 432, 450, 468, 480, 520, 540, 585, 600, 624, 650, 675, 702, 720, 780, 800, 864, 900, 936, 975, 991, 1040, 1080, 1170, 1200, 1248, 1300, 1350, 1404, 1440, 1560, 1755, 1800, 1872, 1950, 1982, 2080, 2160, 2340, 2400, 2600, 2700, 2808, 2925, 2973, 3120, 3510, 3600, 3744, 3900, 3964, 4320, 4680, 4955, 5200, 5400, 5616, 5850, 5946, 6240, 7020, 7200, 7800, 7928, 8775, 8919, 9360, 9910, 10400, 10800, 11232, 11700, 11892, 12883, 14040, 14865, 15600, 15856, 17550, 17838, 18720, 19820, 21600, 23400, 23784, 24775, 25766, 26757, 28080, 29730, 31200, 31712, 35100, 35676, 38649, 39640, 44595, 46800, 47568, 49550, 51532, 53514, 56160, 59460, 64415, 70200, 71352, 74325, 77298, 79280, 89190, 93600, 95136, 99100, 103064, 107028, 115947, 118920, 128830, 133785, 140400, 142704, 148650, 154596, 158560, 178380, 193245, 198200, 206128, 214056, 222975, 231894, 237840, 257660, 267570, 280800, 285408, 297300, 309192, 322075, 347841, 356760, 386490, 396400, 412256, 428112, 445950, 463788, 475680, 515320, 535140, 579735, 594600, 618384, 644150, 668925, 695682, 713520, 772980, 792800, 856224, 891900, 927576, 966225, 1030640, 1070280, 1159470, 1189200, 1236768, 1288300, 1337850, 1391364, 1427040, 1545960, 1739205, 1783800, 1855152, 1932450, 2061280, 2140560, 2318940, 2378400, 2576600, 2675700, 2782728, 2898675, 3091920, 3478410, 3567600, 3710304, 3864900, 4281120, 4637880, 5153200, 5351400, 5565456, 5797350, 6183840, 6956820, 7135200, 7729800, 8696025, 9275760, 10306400, 10702800, 11130912, 11594700, 13913640, 15459600, 17392050, 18551520, 21405600, 23189400, 27827280, 30919200, 34784100, 46378800, 55654560, 69568200, 92757600, 139136400, 278272800]

約数ペア:

[(1, 278272800), (2, 139136400), (3, 92757600), (4, 69568200), (5, 55654560), (6, 46378800), (8, 34784100), (9, 30919200), (10, 27827280), (12, 23189400), (13, 21405600), (15, 18551520), (16, 17392050), (18, 15459600), (20, 13913640), (24, 11594700), (25, 11130912), (26, 10702800), (27, 10306400), (30, 9275760), (32, 8696025), (36, 7729800), (39, 7135200), (40, 6956820), (45, 6183840), (48, 5797350), (50, 5565456), (52, 5351400), (54, 5153200), (60, 4637880), (65, 4281120), (72, 3864900), (75, 3710304), (78, 3567600), (80, 3478410), (90, 3091920), (96, 2898675), (100, 2782728), (104, 2675700), (108, 2576600), (117, 2378400), (120, 2318940), (130, 2140560), (135, 2061280), (144, 1932450), (150, 1855152), (156, 1783800), (160, 1739205), (180, 1545960), (195, 1427040), (200, 1391364), (208, 1337850), (216, 1288300), (225, 1236768), (234, 1189200), (240, 1159470), (260, 1070280), (270, 1030640), (288, 966225), (300, 927576), (312, 891900), (325, 856224), (351, 792800), (360, 772980), (390, 713520), (400, 695682), (416, 668925), (432, 644150), (450, 618384), (468, 594600), (480, 579735), (520, 535140), (540, 515320), (585, 475680), (600, 463788), (624, 445950), (650, 428112), (675, 412256), (702, 396400), (720, 386490), (780, 356760), (800, 347841), (864, 322075), (900, 309192), (936, 297300), (975, 285408), (991, 280800), (1040, 267570), (1080, 257660), (1170, 237840), (1200, 231894), (1248, 222975), (1300, 214056), (1350, 206128), (1404, 198200), (1440, 193245), (1560, 178380), (1755, 158560), (1800, 154596), (1872, 148650), (1950, 142704), (1982, 140400), (2080, 133785), (2160, 128830), (2340, 118920), (2400, 115947), (2600, 107028), (2700, 103064), (2808, 99100), (2925, 95136), (2973, 93600), (3120, 89190), (3510, 79280), (3600, 77298), (3744, 74325), (3900, 71352), (3964, 70200), (4320, 64415), (4680, 59460), (4955, 56160), (5200, 53514), (5400, 51532), (5616, 49550), (5850, 47568), (5946, 46800), (6240, 44595), (7020, 39640), (7200, 38649), (7800, 35676), (7928, 35100), (8775, 31712), (8919, 31200), (9360, 29730), (9910, 28080), (10400, 26757), (10800, 25766), (11232, 24775), (11700, 23784), (11892, 23400), (12883, 21600), (14040, 19820), (14865, 18720), (15600, 17838), (15856, 17550)]