1921026900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4519}}^1$

素因数の和:4658

約数の個数: 144

約数和(自身を含む): 6041974400

約数和(自身を除く): 4120947500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 109, 130, 150, 156, 195, 218, 260, 300, 325, 327, 390, 436, 545, 650, 654, 780, 975, 1090, 1300, 1308, 1417, 1635, 1950, 2180, 2725, 2834, 3270, 3900, 4251, 4519, 5450, 5668, 6540, 7085, 8175, 8502, 9038, 10900, 13557, 14170, 16350, 17004, 18076, 21255, 22595, 27114, 28340, 32700, 35425, 42510, 45190, 54228, 58747, 67785, 70850, 85020, 90380, 106275, 112975, 117494, 135570, 141700, 176241, 212550, 225950, 234988, 271140, 293735, 338925, 352482, 425100, 451900, 492571, 587470, 677850, 704964, 881205, 985142, 1174940, 1355700, 1468675, 1477713, 1762410, 1970284, 2462855, 2937350, 2955426, 3524820, 4406025, 4925710, 5874700, 5910852, 6403423, 7388565, 8812050, 9851420, 12314275, 12806846, 14777130, 17624100, 19210269, 24628550, 25613692, 29554260, 32017115, 36942825, 38420538, 49257100, 64034230, 73885650, 76841076, 96051345, 128068460, 147771300, 160085575, 192102690, 320171150, 384205380, 480256725, 640342300, 960513450, 1921026900]

約数ペア:

[(1, 1921026900), (2, 960513450), (3, 640342300), (4, 480256725), (5, 384205380), (6, 320171150), (10, 192102690), (12, 160085575), (13, 147771300), (15, 128068460), (20, 96051345), (25, 76841076), (26, 73885650), (30, 64034230), (39, 49257100), (50, 38420538), (52, 36942825), (60, 32017115), (65, 29554260), (75, 25613692), (78, 24628550), (100, 19210269), (109, 17624100), (130, 14777130), (150, 12806846), (156, 12314275), (195, 9851420), (218, 8812050), (260, 7388565), (300, 6403423), (325, 5910852), (327, 5874700), (390, 4925710), (436, 4406025), (545, 3524820), (650, 2955426), (654, 2937350), (780, 2462855), (975, 1970284), (1090, 1762410), (1300, 1477713), (1308, 1468675), (1417, 1355700), (1635, 1174940), (1950, 985142), (2180, 881205), (2725, 704964), (2834, 677850), (3270, 587470), (3900, 492571), (4251, 451900), (4519, 425100), (5450, 352482), (5668, 338925), (6540, 293735), (7085, 271140), (8175, 234988), (8502, 225950), (9038, 212550), (10900, 176241), (13557, 141700), (14170, 135570), (16350, 117494), (17004, 112975), (18076, 106275), (21255, 90380), (22595, 85020), (27114, 70850), (28340, 67785), (32700, 58747), (35425, 54228), (42510, 45190)]