64143240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1$

素因数の和:4059

約数の個数: 128

約数和(自身を含む): 231552000

約数和(自身を除く): 167408760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 4019, 5320, 7980, 8038, 12057, 15960, 16076, 20095, 24114, 28133, 32152, 40190, 48228, 56266, 60285, 76361, 80380, 84399, 96456, 112532, 120570, 140665, 152722, 160760, 168798, 225064, 229083, 241140, 281330, 305444, 337596, 381805, 421995, 458166, 482280, 534527, 562660, 610888, 675192, 763610, 843990, 916332, 1069054, 1125320, 1145415, 1527220, 1603581, 1687980, 1832664, 2138108, 2290830, 2672635, 3054440, 3207162, 3375960, 4276216, 4581660, 5345270, 6414324, 8017905, 9163320, 10690540, 12828648, 16035810, 21381080, 32071620, 64143240]

約数ペア:

[(1, 64143240), (2, 32071620), (3, 21381080), (4, 16035810), (5, 12828648), (6, 10690540), (7, 9163320), (8, 8017905), (10, 6414324), (12, 5345270), (14, 4581660), (15, 4276216), (19, 3375960), (20, 3207162), (21, 3054440), (24, 2672635), (28, 2290830), (30, 2138108), (35, 1832664), (38, 1687980), (40, 1603581), (42, 1527220), (56, 1145415), (57, 1125320), (60, 1069054), (70, 916332), (76, 843990), (84, 763610), (95, 675192), (105, 610888), (114, 562660), (120, 534527), (133, 482280), (140, 458166), (152, 421995), (168, 381805), (190, 337596), (210, 305444), (228, 281330), (266, 241140), (280, 229083), (285, 225064), (380, 168798), (399, 160760), (420, 152722), (456, 140665), (532, 120570), (570, 112532), (665, 96456), (760, 84399), (798, 80380), (840, 76361), (1064, 60285), (1140, 56266), (1330, 48228), (1596, 40190), (1995, 32152), (2280, 28133), (2660, 24114), (3192, 20095), (3990, 16076), (4019, 15960), (5320, 12057), (7980, 8038)]