53559540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2161

約数の個数: 72

約数和(自身を含む): 163636200

約数和(自身を除く): 110076660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 1997, 2235, 2682, 2980, 3994, 4470, 5364, 5991, 6705, 7988, 8940, 9985, 11982, 13410, 17973, 19970, 23964, 26820, 29955, 35946, 39940, 59910, 71892, 89865, 119820, 179730, 297553, 359460, 595106, 892659, 1190212, 1487765, 1785318, 2677977, 2975530, 3570636, 4463295, 5355954, 5951060, 8926590, 10711908, 13389885, 17853180, 26779770, 53559540]

約数ペア:

[(1, 53559540), (2, 26779770), (3, 17853180), (4, 13389885), (5, 10711908), (6, 8926590), (9, 5951060), (10, 5355954), (12, 4463295), (15, 3570636), (18, 2975530), (20, 2677977), (30, 1785318), (36, 1487765), (45, 1190212), (60, 892659), (90, 595106), (149, 359460), (180, 297553), (298, 179730), (447, 119820), (596, 89865), (745, 71892), (894, 59910), (1341, 39940), (1490, 35946), (1788, 29955), (1997, 26820), (2235, 23964), (2682, 19970), (2980, 17973), (3994, 13410), (4470, 11982), (5364, 9985), (5991, 8940), (6705, 7988)]