131430400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 347321520

約数和(自身を除く): 215891120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 151, 160, 170, 200, 256, 272, 302, 320, 340, 400, 425, 512, 544, 604, 640, 680, 755, 800, 850, 1024, 1088, 1208, 1280, 1360, 1510, 1600, 1700, 2048, 2176, 2416, 2560, 2567, 2720, 3020, 3200, 3400, 3775, 4352, 4832, 5120, 5134, 5440, 6040, 6400, 6800, 7550, 8704, 9664, 10240, 10268, 10880, 12080, 12800, 12835, 13600, 15100, 17408, 19328, 20536, 21760, 24160, 25600, 25670, 27200, 30200, 34816, 38656, 41072, 43520, 48320, 51200, 51340, 54400, 60400, 64175, 77312, 82144, 87040, 96640, 102680, 108800, 120800, 128350, 154624, 164288, 174080, 193280, 205360, 217600, 241600, 256700, 309248, 328576, 386560, 410720, 435200, 483200, 513400, 657152, 773120, 821440, 870400, 966400, 1026800, 1314304, 1546240, 1642880, 1932800, 2053600, 2628608, 3285760, 3865600, 4107200, 5257216, 6571520, 7731200, 8214400, 13143040, 16428800, 26286080, 32857600, 65715200, 131430400]

約数ペア:

[(1, 131430400), (2, 65715200), (4, 32857600), (5, 26286080), (8, 16428800), (10, 13143040), (16, 8214400), (17, 7731200), (20, 6571520), (25, 5257216), (32, 4107200), (34, 3865600), (40, 3285760), (50, 2628608), (64, 2053600), (68, 1932800), (80, 1642880), (85, 1546240), (100, 1314304), (128, 1026800), (136, 966400), (151, 870400), (160, 821440), (170, 773120), (200, 657152), (256, 513400), (272, 483200), (302, 435200), (320, 410720), (340, 386560), (400, 328576), (425, 309248), (512, 256700), (544, 241600), (604, 217600), (640, 205360), (680, 193280), (755, 174080), (800, 164288), (850, 154624), (1024, 128350), (1088, 120800), (1208, 108800), (1280, 102680), (1360, 96640), (1510, 87040), (1600, 82144), (1700, 77312), (2048, 64175), (2176, 60400), (2416, 54400), (2560, 51340), (2567, 51200), (2720, 48320), (3020, 43520), (3200, 41072), (3400, 38656), (3775, 34816), (4352, 30200), (4832, 27200), (5120, 25670), (5134, 25600), (5440, 24160), (6040, 21760), (6400, 20536), (6800, 19328), (7550, 17408), (8704, 15100), (9664, 13600), (10240, 12835), (10268, 12800), (10880, 12080)]