81460620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2552

約数の個数: 96

約数和(自身を含む): 257691840

約数和(自身を除く): 176231220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 610, 732, 915, 1098, 1220, 1647, 1830, 2196, 2473, 2745, 3294, 3660, 4946, 5490, 6588, 7419, 8235, 9892, 10980, 12365, 14838, 16470, 22257, 24730, 29676, 32940, 37095, 44514, 49460, 66771, 74190, 89028, 111285, 133542, 148380, 150853, 222570, 267084, 301706, 333855, 445140, 452559, 603412, 667710, 754265, 905118, 1335420, 1357677, 1508530, 1810236, 2262795, 2715354, 3017060, 4073031, 4525590, 5430708, 6788385, 8146062, 9051180, 13576770, 16292124, 20365155, 27153540, 40730310, 81460620]

約数ペア:

[(1, 81460620), (2, 40730310), (3, 27153540), (4, 20365155), (5, 16292124), (6, 13576770), (9, 9051180), (10, 8146062), (12, 6788385), (15, 5430708), (18, 4525590), (20, 4073031), (27, 3017060), (30, 2715354), (36, 2262795), (45, 1810236), (54, 1508530), (60, 1357677), (61, 1335420), (90, 905118), (108, 754265), (122, 667710), (135, 603412), (180, 452559), (183, 445140), (244, 333855), (270, 301706), (305, 267084), (366, 222570), (540, 150853), (549, 148380), (610, 133542), (732, 111285), (915, 89028), (1098, 74190), (1220, 66771), (1647, 49460), (1830, 44514), (2196, 37095), (2473, 32940), (2745, 29676), (3294, 24730), (3660, 22257), (4946, 16470), (5490, 14838), (6588, 12365), (7419, 10980), (8235, 9892)]