30428360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 72161280

約数和(自身を除く): 41732920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 463, 530, 620, 926, 1060, 1240, 1643, 1852, 2120, 2315, 3286, 3704, 4630, 6572, 8215, 9260, 13144, 14353, 16430, 18520, 24539, 28706, 32860, 49078, 57412, 65720, 71765, 98156, 114824, 122695, 143530, 196312, 245390, 287060, 490780, 574120, 760709, 981560, 1521418, 3042836, 3803545, 6085672, 7607090, 15214180, 30428360]

約数ペア:

[(1, 30428360), (2, 15214180), (4, 7607090), (5, 6085672), (8, 3803545), (10, 3042836), (20, 1521418), (31, 981560), (40, 760709), (53, 574120), (62, 490780), (106, 287060), (124, 245390), (155, 196312), (212, 143530), (248, 122695), (265, 114824), (310, 98156), (424, 71765), (463, 65720), (530, 57412), (620, 49078), (926, 32860), (1060, 28706), (1240, 24539), (1643, 18520), (1852, 16430), (2120, 14353), (2315, 13144), (3286, 9260), (3704, 8215), (4630, 6572)]