216427120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 655458048

約数和(自身を除く): 439030928

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 104, 112, 124, 130, 137, 140, 155, 182, 196, 208, 217, 245, 248, 260, 274, 280, 310, 364, 392, 403, 434, 455, 490, 496, 520, 548, 560, 620, 637, 685, 728, 784, 806, 868, 910, 959, 980, 1040, 1085, 1096, 1240, 1274, 1370, 1456, 1519, 1612, 1736, 1781, 1820, 1918, 1960, 2015, 2170, 2192, 2480, 2548, 2740, 2821, 3038, 3185, 3224, 3472, 3562, 3640, 3836, 3920, 4030, 4247, 4340, 4795, 5096, 5480, 5642, 6076, 6370, 6448, 6713, 7124, 7280, 7595, 7672, 8060, 8494, 8680, 8905, 9590, 10192, 10960, 11284, 12152, 12467, 12740, 13426, 14105, 14248, 15190, 15344, 16120, 16988, 17360, 17810, 19180, 19747, 21235, 22568, 24304, 24934, 25480, 26852, 28210, 28496, 29729, 30380, 32240, 33565, 33976, 35620, 38360, 39494, 42470, 45136, 49868, 50960, 53704, 55211, 56420, 59458, 60760, 62335, 67130, 67952, 71240, 76720, 78988, 84940, 87269, 98735, 99736, 107408, 110422, 112840, 118916, 121520, 124670, 134260, 142480, 148645, 157976, 169880, 174538, 197470, 199472, 208103, 220844, 225680, 237832, 249340, 268520, 276055, 297290, 315952, 339760, 349076, 386477, 394940, 416206, 436345, 441688, 475664, 498680, 537040, 552110, 594580, 698152, 772954, 789880, 832412, 872690, 883376, 997360, 1040515, 1104220, 1189160, 1396304, 1545908, 1579760, 1664824, 1745380, 1932385, 2081030, 2208440, 2378320, 2705339, 3091816, 3329648, 3490760, 3864770, 4162060, 4416880, 5410678, 6183632, 6981520, 7729540, 8324120, 10821356, 13526695, 15459080, 16648240, 21642712, 27053390, 30918160, 43285424, 54106780, 108213560, 216427120]

約数ペア:

[(1, 216427120), (2, 108213560), (4, 54106780), (5, 43285424), (7, 30918160), (8, 27053390), (10, 21642712), (13, 16648240), (14, 15459080), (16, 13526695), (20, 10821356), (26, 8324120), (28, 7729540), (31, 6981520), (35, 6183632), (40, 5410678), (49, 4416880), (52, 4162060), (56, 3864770), (62, 3490760), (65, 3329648), (70, 3091816), (80, 2705339), (91, 2378320), (98, 2208440), (104, 2081030), (112, 1932385), (124, 1745380), (130, 1664824), (137, 1579760), (140, 1545908), (155, 1396304), (182, 1189160), (196, 1104220), (208, 1040515), (217, 997360), (245, 883376), (248, 872690), (260, 832412), (274, 789880), (280, 772954), (310, 698152), (364, 594580), (392, 552110), (403, 537040), (434, 498680), (455, 475664), (490, 441688), (496, 436345), (520, 416206), (548, 394940), (560, 386477), (620, 349076), (637, 339760), (685, 315952), (728, 297290), (784, 276055), (806, 268520), (868, 249340), (910, 237832), (959, 225680), (980, 220844), (1040, 208103), (1085, 199472), (1096, 197470), (1240, 174538), (1274, 169880), (1370, 157976), (1456, 148645), (1519, 142480), (1612, 134260), (1736, 124670), (1781, 121520), (1820, 118916), (1918, 112840), (1960, 110422), (2015, 107408), (2170, 99736), (2192, 98735), (2480, 87269), (2548, 84940), (2740, 78988), (2821, 76720), (3038, 71240), (3185, 67952), (3224, 67130), (3472, 62335), (3562, 60760), (3640, 59458), (3836, 56420), (3920, 55211), (4030, 53704), (4247, 50960), (4340, 49868), (4795, 45136), (5096, 42470), (5480, 39494), (5642, 38360), (6076, 35620), (6370, 33976), (6448, 33565), (6713, 32240), (7124, 30380), (7280, 29729), (7595, 28496), (7672, 28210), (8060, 26852), (8494, 25480), (8680, 24934), (8905, 24304), (9590, 22568), (10192, 21235), (10960, 19747), (11284, 19180), (12152, 17810), (12467, 17360), (12740, 16988), (13426, 16120), (14105, 15344), (14248, 15190)]