15031720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 22293080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 269, 440, 508, 538, 635, 1016, 1076, 1270, 1345, 1397, 2152, 2540, 2690, 2794, 2959, 5080, 5380, 5588, 5918, 6985, 10760, 11176, 11836, 13970, 14795, 23672, 27940, 29590, 34163, 55880, 59180, 68326, 118360, 136652, 170815, 273304, 341630, 375793, 683260, 751586, 1366520, 1503172, 1878965, 3006344, 3757930, 7515860, 15031720]

約数ペア:

[(1, 15031720), (2, 7515860), (4, 3757930), (5, 3006344), (8, 1878965), (10, 1503172), (11, 1366520), (20, 751586), (22, 683260), (40, 375793), (44, 341630), (55, 273304), (88, 170815), (110, 136652), (127, 118360), (220, 68326), (254, 59180), (269, 55880), (440, 34163), (508, 29590), (538, 27940), (635, 23672), (1016, 14795), (1076, 13970), (1270, 11836), (1345, 11176), (1397, 10760), (2152, 6985), (2540, 5918), (2690, 5588), (2794, 5380), (2959, 5080)]