141751220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 339440640

約数和(自身を除く): 197689420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 43, 52, 62, 65, 86, 124, 130, 155, 172, 215, 260, 310, 403, 409, 430, 559, 620, 806, 818, 860, 1118, 1333, 1612, 1636, 2015, 2045, 2236, 2666, 2795, 4030, 4090, 5317, 5332, 5590, 6665, 8060, 8180, 10634, 11180, 12679, 13330, 17329, 17587, 21268, 25358, 26585, 26660, 34658, 35174, 50716, 53170, 63395, 69316, 70348, 86645, 87935, 106340, 126790, 164827, 173290, 175870, 228631, 253580, 329654, 346580, 351740, 457262, 545197, 659308, 824135, 914524, 1090394, 1143155, 1648270, 2180788, 2286310, 2725985, 3296540, 4572620, 5451970, 7087561, 10903940, 14175122, 28350244, 35437805, 70875610, 141751220]

約数ペア:

[(1, 141751220), (2, 70875610), (4, 35437805), (5, 28350244), (10, 14175122), (13, 10903940), (20, 7087561), (26, 5451970), (31, 4572620), (43, 3296540), (52, 2725985), (62, 2286310), (65, 2180788), (86, 1648270), (124, 1143155), (130, 1090394), (155, 914524), (172, 824135), (215, 659308), (260, 545197), (310, 457262), (403, 351740), (409, 346580), (430, 329654), (559, 253580), (620, 228631), (806, 175870), (818, 173290), (860, 164827), (1118, 126790), (1333, 106340), (1612, 87935), (1636, 86645), (2015, 70348), (2045, 69316), (2236, 63395), (2666, 53170), (2795, 50716), (4030, 35174), (4090, 34658), (5317, 26660), (5332, 26585), (5590, 25358), (6665, 21268), (8060, 17587), (8180, 17329), (10634, 13330), (11180, 12679)]