54421120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 145313280

約数和(自身を除く): 90892160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 211, 248, 260, 310, 320, 403, 416, 422, 496, 520, 620, 640, 806, 832, 844, 992, 1040, 1055, 1240, 1612, 1664, 1688, 1984, 2015, 2080, 2110, 2480, 2743, 3224, 3376, 3968, 4030, 4160, 4220, 4960, 5486, 6448, 6541, 6752, 8060, 8320, 8440, 9920, 10972, 12896, 13082, 13504, 13715, 16120, 16880, 19840, 21944, 25792, 26164, 27008, 27430, 32240, 32705, 33760, 43888, 51584, 52328, 54860, 64480, 65410, 67520, 85033, 87776, 104656, 109720, 128960, 130820, 135040, 170066, 175552, 209312, 219440, 257920, 261640, 340132, 351104, 418624, 425165, 438880, 523280, 680264, 837248, 850330, 877760, 1046560, 1360528, 1700660, 1755520, 2093120, 2721056, 3401320, 4186240, 5442112, 6802640, 10884224, 13605280, 27210560, 54421120]

約数ペア:

[(1, 54421120), (2, 27210560), (4, 13605280), (5, 10884224), (8, 6802640), (10, 5442112), (13, 4186240), (16, 3401320), (20, 2721056), (26, 2093120), (31, 1755520), (32, 1700660), (40, 1360528), (52, 1046560), (62, 877760), (64, 850330), (65, 837248), (80, 680264), (104, 523280), (124, 438880), (128, 425165), (130, 418624), (155, 351104), (160, 340132), (208, 261640), (211, 257920), (248, 219440), (260, 209312), (310, 175552), (320, 170066), (403, 135040), (416, 130820), (422, 128960), (496, 109720), (520, 104656), (620, 87776), (640, 85033), (806, 67520), (832, 65410), (844, 64480), (992, 54860), (1040, 52328), (1055, 51584), (1240, 43888), (1612, 33760), (1664, 32705), (1688, 32240), (1984, 27430), (2015, 27008), (2080, 26164), (2110, 25792), (2480, 21944), (2743, 19840), (3224, 16880), (3376, 16120), (3968, 13715), (4030, 13504), (4160, 13082), (4220, 12896), (4960, 10972), (5486, 9920), (6448, 8440), (6541, 8320), (6752, 8060)]