278516784

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9109}}^1$

素因数の和:9147

約数の個数: 120

約数和(自身を含む): 901452720

約数和(自身を除く): 622935936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7644, 9109, 10192, 15288, 18218, 27327, 30576, 36436, 54654, 63763, 72872, 109308, 118417, 127526, 145744, 191289, 218616, 236834, 255052, 355251, 382578, 437232, 446341, 473668, 510104, 710502, 765156, 828919, 892682, 947336, 1020208, 1339023, 1421004, 1530312, 1657838, 1785364, 1894672, 2486757, 2678046, 2842008, 3060624, 3315676, 3570728, 4973514, 5356092, 5684016, 5802433, 6631352, 7141456, 9947028, 10712184, 11604866, 13262704, 17407299, 19894056, 21424368, 23209732, 34814598, 39788112, 46419464, 69629196, 92838928, 139258392, 278516784]

約数ペア:

[(1, 278516784), (2, 139258392), (3, 92838928), (4, 69629196), (6, 46419464), (7, 39788112), (8, 34814598), (12, 23209732), (13, 21424368), (14, 19894056), (16, 17407299), (21, 13262704), (24, 11604866), (26, 10712184), (28, 9947028), (39, 7141456), (42, 6631352), (48, 5802433), (49, 5684016), (52, 5356092), (56, 4973514), (78, 3570728), (84, 3315676), (91, 3060624), (98, 2842008), (104, 2678046), (112, 2486757), (147, 1894672), (156, 1785364), (168, 1657838), (182, 1530312), (196, 1421004), (208, 1339023), (273, 1020208), (294, 947336), (312, 892682), (336, 828919), (364, 765156), (392, 710502), (546, 510104), (588, 473668), (624, 446341), (637, 437232), (728, 382578), (784, 355251), (1092, 255052), (1176, 236834), (1274, 218616), (1456, 191289), (1911, 145744), (2184, 127526), (2352, 118417), (2548, 109308), (3822, 72872), (4368, 63763), (5096, 54654), (7644, 36436), (9109, 30576), (10192, 27327), (15288, 18218)]