19671300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1987}}^1$

素因数の和:2018

約数の個数: 108

約数和(自身を含む): 67297776

約数和(自身を除く): 47626476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 132, 150, 165, 180, 198, 220, 225, 275, 300, 330, 396, 450, 495, 550, 660, 825, 900, 990, 1100, 1650, 1980, 1987, 2475, 3300, 3974, 4950, 5961, 7948, 9900, 9935, 11922, 17883, 19870, 21857, 23844, 29805, 35766, 39740, 43714, 49675, 59610, 65571, 71532, 87428, 89415, 99350, 109285, 119220, 131142, 149025, 178830, 196713, 198700, 218570, 262284, 298050, 327855, 357660, 393426, 437140, 447075, 546425, 596100, 655710, 786852, 894150, 983565, 1092850, 1311420, 1639275, 1788300, 1967130, 2185700, 3278550, 3934260, 4917825, 6557100, 9835650, 19671300]

約数ペア:

[(1, 19671300), (2, 9835650), (3, 6557100), (4, 4917825), (5, 3934260), (6, 3278550), (9, 2185700), (10, 1967130), (11, 1788300), (12, 1639275), (15, 1311420), (18, 1092850), (20, 983565), (22, 894150), (25, 786852), (30, 655710), (33, 596100), (36, 546425), (44, 447075), (45, 437140), (50, 393426), (55, 357660), (60, 327855), (66, 298050), (75, 262284), (90, 218570), (99, 198700), (100, 196713), (110, 178830), (132, 149025), (150, 131142), (165, 119220), (180, 109285), (198, 99350), (220, 89415), (225, 87428), (275, 71532), (300, 65571), (330, 59610), (396, 49675), (450, 43714), (495, 39740), (550, 35766), (660, 29805), (825, 23844), (900, 21857), (990, 19870), (1100, 17883), (1650, 11922), (1980, 9935), (1987, 9900), (2475, 7948), (3300, 5961), (3974, 4950)]