42660180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{683}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 129965472

約数和(自身を除く): 87305292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 683, 694, 1041, 1366, 1388, 1735, 2049, 2082, 2732, 3123, 3415, 3470, 4098, 4164, 5205, 6147, 6246, 6830, 6940, 8196, 10245, 10410, 12294, 12492, 13660, 15615, 20490, 20820, 24588, 30735, 31230, 40980, 61470, 62460, 122940, 237001, 474002, 711003, 948004, 1185005, 1422006, 2133009, 2370010, 2844012, 3555015, 4266018, 4740020, 7110030, 8532036, 10665045, 14220060, 21330090, 42660180]

約数ペア:

[(1, 42660180), (2, 21330090), (3, 14220060), (4, 10665045), (5, 8532036), (6, 7110030), (9, 4740020), (10, 4266018), (12, 3555015), (15, 2844012), (18, 2370010), (20, 2133009), (30, 1422006), (36, 1185005), (45, 948004), (60, 711003), (90, 474002), (180, 237001), (347, 122940), (683, 62460), (694, 61470), (1041, 40980), (1366, 31230), (1388, 30735), (1735, 24588), (2049, 20820), (2082, 20490), (2732, 15615), (3123, 13660), (3415, 12492), (3470, 12294), (4098, 10410), (4164, 10245), (5205, 8196), (6147, 6940), (6246, 6830)]