216236470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 423014400

約数和(自身を除く): 206777930

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 67, 134, 145, 155, 290, 310, 335, 359, 670, 718, 899, 1795, 1798, 1943, 2077, 3590, 3886, 4154, 4495, 8990, 9715, 10385, 10411, 11129, 19430, 20770, 20822, 22258, 24053, 48106, 52055, 55645, 60233, 104110, 111290, 120265, 120466, 240530, 301165, 322741, 602330, 645482, 697537, 745643, 1395074, 1491286, 1613705, 3227410, 3487685, 3728215, 6975370, 7456430, 21623647, 43247294, 108118235, 216236470]

約数ペア:

[(1, 216236470), (2, 108118235), (5, 43247294), (10, 21623647), (29, 7456430), (31, 6975370), (58, 3728215), (62, 3487685), (67, 3227410), (134, 1613705), (145, 1491286), (155, 1395074), (290, 745643), (310, 697537), (335, 645482), (359, 602330), (670, 322741), (718, 301165), (899, 240530), (1795, 120466), (1798, 120265), (1943, 111290), (2077, 104110), (3590, 60233), (3886, 55645), (4154, 52055), (4495, 48106), (8990, 24053), (9715, 22258), (10385, 20822), (10411, 20770), (11129, 19430)]