291222780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{751}}^1$

素因数の和:1067

約数の個数: 96

約数和(自身を含む): 855042048

約数和(自身を除く): 563819268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 281, 345, 460, 562, 690, 751, 843, 1124, 1380, 1405, 1502, 1686, 2253, 2810, 3004, 3372, 3755, 4215, 4506, 5620, 6463, 7510, 8430, 9012, 11265, 12926, 15020, 16860, 17273, 19389, 22530, 25852, 32315, 34546, 38778, 45060, 51819, 64630, 69092, 77556, 86365, 96945, 103638, 129260, 172730, 193890, 207276, 211031, 259095, 345460, 387780, 422062, 518190, 633093, 844124, 1036380, 1055155, 1266186, 2110310, 2532372, 3165465, 4220620, 4853713, 6330930, 9707426, 12661860, 14561139, 19414852, 24268565, 29122278, 48537130, 58244556, 72805695, 97074260, 145611390, 291222780]

約数ペア:

[(1, 291222780), (2, 145611390), (3, 97074260), (4, 72805695), (5, 58244556), (6, 48537130), (10, 29122278), (12, 24268565), (15, 19414852), (20, 14561139), (23, 12661860), (30, 9707426), (46, 6330930), (60, 4853713), (69, 4220620), (92, 3165465), (115, 2532372), (138, 2110310), (230, 1266186), (276, 1055155), (281, 1036380), (345, 844124), (460, 633093), (562, 518190), (690, 422062), (751, 387780), (843, 345460), (1124, 259095), (1380, 211031), (1405, 207276), (1502, 193890), (1686, 172730), (2253, 129260), (2810, 103638), (3004, 96945), (3372, 86365), (3755, 77556), (4215, 69092), (4506, 64630), (5620, 51819), (6463, 45060), (7510, 38778), (8430, 34546), (9012, 32315), (11265, 25852), (12926, 22530), (15020, 19389), (16860, 17273)]