617880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 1958400

約数和(自身を除く): 1340520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 271, 285, 380, 456, 542, 570, 760, 813, 1084, 1140, 1355, 1626, 2168, 2280, 2710, 3252, 4065, 5149, 5420, 6504, 8130, 10298, 10840, 15447, 16260, 20596, 25745, 30894, 32520, 41192, 51490, 61788, 77235, 102980, 123576, 154470, 205960, 308940, 617880]

約数ペア:

[(1, 617880), (2, 308940), (3, 205960), (4, 154470), (5, 123576), (6, 102980), (8, 77235), (10, 61788), (12, 51490), (15, 41192), (19, 32520), (20, 30894), (24, 25745), (30, 20596), (38, 16260), (40, 15447), (57, 10840), (60, 10298), (76, 8130), (95, 6504), (114, 5420), (120, 5149), (152, 4065), (190, 3252), (228, 2710), (271, 2280), (285, 2168), (380, 1626), (456, 1355), (542, 1140), (570, 1084), (760, 813)]