281155680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:710

約数の個数: 288

約数和(自身を含む): 1079822016

約数和(自身を除く): 798666336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 32, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 90, 92, 96, 104, 115, 117, 120, 130, 138, 144, 156, 160, 180, 184, 195, 207, 208, 230, 234, 240, 260, 276, 288, 299, 312, 345, 360, 368, 390, 414, 416, 460, 468, 480, 520, 552, 585, 598, 624, 653, 690, 720, 736, 780, 828, 897, 920, 936, 1035, 1040, 1104, 1170, 1196, 1248, 1306, 1380, 1440, 1495, 1560, 1656, 1794, 1840, 1872, 1959, 2070, 2080, 2208, 2340, 2392, 2612, 2691, 2760, 2990, 3120, 3265, 3312, 3588, 3680, 3744, 3918, 4140, 4485, 4680, 4784, 5224, 5382, 5520, 5877, 5980, 6240, 6530, 6624, 7176, 7836, 8280, 8489, 8970, 9360, 9568, 9795, 10448, 10764, 11040, 11754, 11960, 13060, 13455, 14352, 15019, 15672, 16560, 16978, 17940, 18720, 19590, 20896, 21528, 23508, 23920, 25467, 26120, 26910, 28704, 29385, 30038, 31344, 33120, 33956, 35880, 39180, 42445, 43056, 45057, 47016, 47840, 50934, 52240, 53820, 58770, 60076, 62688, 67912, 71760, 75095, 76401, 78360, 84890, 86112, 90114, 94032, 101868, 104480, 107640, 117540, 120152, 127335, 135171, 135824, 143520, 150190, 152802, 156720, 169780, 180228, 188064, 195247, 203736, 215280, 225285, 235080, 240304, 254670, 270342, 271648, 300380, 305604, 313440, 339560, 360456, 382005, 390494, 407472, 430560, 450570, 470160, 480608, 509340, 540684, 585741, 600760, 611208, 675855, 679120, 720912, 764010, 780988, 814944, 901140, 940320, 976235, 1018680, 1081368, 1171482, 1201520, 1222416, 1351710, 1358240, 1441824, 1528020, 1561976, 1757223, 1802280, 1952470, 2037360, 2162736, 2342964, 2403040, 2444832, 2703420, 2928705, 3056040, 3123952, 3514446, 3604560, 3904940, 4074720, 4325472, 4685928, 5406840, 5857410, 6112080, 6247904, 7028892, 7209120, 7809880, 8786115, 9371856, 10813680, 11714820, 12224160, 14057784, 15619760, 17572230, 18743712, 21627360, 23429640, 28115568, 31239520, 35144460, 46859280, 56231136, 70288920, 93718560, 140577840, 281155680]

約数ペア:

[(1, 281155680), (2, 140577840), (3, 93718560), (4, 70288920), (5, 56231136), (6, 46859280), (8, 35144460), (9, 31239520), (10, 28115568), (12, 23429640), (13, 21627360), (15, 18743712), (16, 17572230), (18, 15619760), (20, 14057784), (23, 12224160), (24, 11714820), (26, 10813680), (30, 9371856), (32, 8786115), (36, 7809880), (39, 7209120), (40, 7028892), (45, 6247904), (46, 6112080), (48, 5857410), (52, 5406840), (60, 4685928), (65, 4325472), (69, 4074720), (72, 3904940), (78, 3604560), (80, 3514446), (90, 3123952), (92, 3056040), (96, 2928705), (104, 2703420), (115, 2444832), (117, 2403040), (120, 2342964), (130, 2162736), (138, 2037360), (144, 1952470), (156, 1802280), (160, 1757223), (180, 1561976), (184, 1528020), (195, 1441824), (207, 1358240), (208, 1351710), (230, 1222416), (234, 1201520), (240, 1171482), (260, 1081368), (276, 1018680), (288, 976235), (299, 940320), (312, 901140), (345, 814944), (360, 780988), (368, 764010), (390, 720912), (414, 679120), (416, 675855), (460, 611208), (468, 600760), (480, 585741), (520, 540684), (552, 509340), (585, 480608), (598, 470160), (624, 450570), (653, 430560), (690, 407472), (720, 390494), (736, 382005), (780, 360456), (828, 339560), (897, 313440), (920, 305604), (936, 300380), (1035, 271648), (1040, 270342), (1104, 254670), (1170, 240304), (1196, 235080), (1248, 225285), (1306, 215280), (1380, 203736), (1440, 195247), (1495, 188064), (1560, 180228), (1656, 169780), (1794, 156720), (1840, 152802), (1872, 150190), (1959, 143520), (2070, 135824), (2080, 135171), (2208, 127335), (2340, 120152), (2392, 117540), (2612, 107640), (2691, 104480), (2760, 101868), (2990, 94032), (3120, 90114), (3265, 86112), (3312, 84890), (3588, 78360), (3680, 76401), (3744, 75095), (3918, 71760), (4140, 67912), (4485, 62688), (4680, 60076), (4784, 58770), (5224, 53820), (5382, 52240), (5520, 50934), (5877, 47840), (5980, 47016), (6240, 45057), (6530, 43056), (6624, 42445), (7176, 39180), (7836, 35880), (8280, 33956), (8489, 33120), (8970, 31344), (9360, 30038), (9568, 29385), (9795, 28704), (10448, 26910), (10764, 26120), (11040, 25467), (11754, 23920), (11960, 23508), (13060, 21528), (13455, 20896), (14352, 19590), (15019, 18720), (15672, 17940), (16560, 16978)]