239046980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 536323032

約数和(自身を除く): 297276052

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 293, 361, 380, 452, 565, 586, 722, 1130, 1172, 1444, 1465, 1805, 2147, 2260, 2930, 3610, 4294, 5567, 5860, 7220, 8588, 10735, 11134, 21470, 22268, 27835, 33109, 40793, 42940, 55670, 66218, 81586, 105773, 111340, 132436, 163172, 165545, 203965, 211546, 331090, 407930, 423092, 528865, 629071, 662180, 815860, 1057730, 1258142, 2115460, 2516284, 3145355, 6290710, 11952349, 12581420, 23904698, 47809396, 59761745, 119523490, 239046980]

約数ペア:

[(1, 239046980), (2, 119523490), (4, 59761745), (5, 47809396), (10, 23904698), (19, 12581420), (20, 11952349), (38, 6290710), (76, 3145355), (95, 2516284), (113, 2115460), (190, 1258142), (226, 1057730), (293, 815860), (361, 662180), (380, 629071), (452, 528865), (565, 423092), (586, 407930), (722, 331090), (1130, 211546), (1172, 203965), (1444, 165545), (1465, 163172), (1805, 132436), (2147, 111340), (2260, 105773), (2930, 81586), (3610, 66218), (4294, 55670), (5567, 42940), (5860, 40793), (7220, 33109), (8588, 27835), (10735, 22268), (11134, 21470)]