134138240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6761}}^1$

素因数の和:6811

約数の個数: 64

約数和(自身を含む): 331067520

約数和(自身を除く): 196929280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 6761, 9920, 13522, 19840, 27044, 33805, 54088, 67610, 108176, 135220, 209591, 216352, 270440, 419182, 432704, 540880, 838364, 865408, 1047955, 1081760, 1676728, 2095910, 2163520, 3353456, 4191820, 4327040, 6706912, 8383640, 13413824, 16767280, 26827648, 33534560, 67069120, 134138240]

約数ペア:

[(1, 134138240), (2, 67069120), (4, 33534560), (5, 26827648), (8, 16767280), (10, 13413824), (16, 8383640), (20, 6706912), (31, 4327040), (32, 4191820), (40, 3353456), (62, 2163520), (64, 2095910), (80, 1676728), (124, 1081760), (128, 1047955), (155, 865408), (160, 838364), (248, 540880), (310, 432704), (320, 419182), (496, 270440), (620, 216352), (640, 209591), (992, 135220), (1240, 108176), (1984, 67610), (2480, 54088), (3968, 33805), (4960, 27044), (6761, 19840), (9920, 13522)]