74149240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 201553920

約数和(自身を除く): 127404680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 85, 88, 92, 110, 115, 136, 170, 184, 187, 220, 230, 253, 340, 374, 391, 431, 440, 460, 506, 680, 748, 782, 862, 920, 935, 1012, 1265, 1496, 1564, 1724, 1870, 1955, 2024, 2155, 2530, 3128, 3448, 3740, 3910, 4301, 4310, 4741, 5060, 7327, 7480, 7820, 8602, 8620, 9482, 9913, 10120, 14654, 15640, 17204, 17240, 18964, 19826, 21505, 23705, 29308, 34408, 36635, 37928, 39652, 43010, 47410, 49565, 58616, 73270, 79304, 80597, 86020, 94820, 99130, 109043, 146540, 161194, 168521, 172040, 189640, 198260, 218086, 293080, 322388, 337042, 396520, 402985, 436172, 545215, 644776, 674084, 805970, 842605, 872344, 1090430, 1348168, 1611940, 1685210, 1853731, 2180860, 3223880, 3370420, 3707462, 4361720, 6740840, 7414924, 9268655, 14829848, 18537310, 37074620, 74149240]

約数ペア:

[(1, 74149240), (2, 37074620), (4, 18537310), (5, 14829848), (8, 9268655), (10, 7414924), (11, 6740840), (17, 4361720), (20, 3707462), (22, 3370420), (23, 3223880), (34, 2180860), (40, 1853731), (44, 1685210), (46, 1611940), (55, 1348168), (68, 1090430), (85, 872344), (88, 842605), (92, 805970), (110, 674084), (115, 644776), (136, 545215), (170, 436172), (184, 402985), (187, 396520), (220, 337042), (230, 322388), (253, 293080), (340, 218086), (374, 198260), (391, 189640), (431, 172040), (440, 168521), (460, 161194), (506, 146540), (680, 109043), (748, 99130), (782, 94820), (862, 86020), (920, 80597), (935, 79304), (1012, 73270), (1265, 58616), (1496, 49565), (1564, 47410), (1724, 43010), (1870, 39652), (1955, 37928), (2024, 36635), (2155, 34408), (2530, 29308), (3128, 23705), (3448, 21505), (3740, 19826), (3910, 18964), (4301, 17240), (4310, 17204), (4741, 15640), (5060, 14654), (7327, 10120), (7480, 9913), (7820, 9482), (8602, 8620)]