1200119940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{20143}}^1$

素因数の和:20489

約数の個数: 72

約数和(自身を含む): 3651543168

約数和(自身を除く): 2451423228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3310, 3972, 4965, 5958, 6620, 9930, 11916, 14895, 19860, 20143, 29790, 40286, 59580, 60429, 80572, 100715, 120858, 181287, 201430, 241716, 302145, 362574, 402860, 604290, 725148, 906435, 1208580, 1812870, 3625740, 6667333, 13334666, 20001999, 26669332, 33336665, 40003998, 60005997, 66673330, 80007996, 100009995, 120011994, 133346660, 200019990, 240023988, 300029985, 400039980, 600059970, 1200119940]

約数ペア:

[(1, 1200119940), (2, 600059970), (3, 400039980), (4, 300029985), (5, 240023988), (6, 200019990), (9, 133346660), (10, 120011994), (12, 100009995), (15, 80007996), (18, 66673330), (20, 60005997), (30, 40003998), (36, 33336665), (45, 26669332), (60, 20001999), (90, 13334666), (180, 6667333), (331, 3625740), (662, 1812870), (993, 1208580), (1324, 906435), (1655, 725148), (1986, 604290), (2979, 402860), (3310, 362574), (3972, 302145), (4965, 241716), (5958, 201430), (6620, 181287), (9930, 120858), (11916, 100715), (14895, 80572), (19860, 60429), (20143, 59580), (29790, 40286)]