798325640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1940

約数の個数: 128

約数和(自身を含む): 2163456000

約数和(自身を除く): 1365130360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 343, 392, 434, 490, 620, 686, 868, 980, 1085, 1240, 1372, 1519, 1715, 1736, 1877, 1960, 2170, 2744, 3038, 3430, 3754, 4340, 6076, 6860, 7508, 7595, 8680, 9385, 10633, 12152, 13139, 13720, 15016, 15190, 18770, 21266, 26278, 30380, 37540, 42532, 52556, 53165, 58187, 60760, 65695, 75080, 85064, 91973, 105112, 106330, 116374, 131390, 183946, 212660, 232748, 262780, 290935, 367892, 407309, 425320, 459865, 465496, 525560, 581870, 643811, 735784, 814618, 919730, 1163740, 1287622, 1629236, 1839460, 2036545, 2327480, 2575244, 2851163, 3219055, 3258472, 3678920, 4073090, 5150488, 5702326, 6438110, 8146180, 11404652, 12876220, 14255815, 16292360, 19958141, 22809304, 25752440, 28511630, 39916282, 57023260, 79832564, 99790705, 114046520, 159665128, 199581410, 399162820, 798325640]

約数ペア:

[(1, 798325640), (2, 399162820), (4, 199581410), (5, 159665128), (7, 114046520), (8, 99790705), (10, 79832564), (14, 57023260), (20, 39916282), (28, 28511630), (31, 25752440), (35, 22809304), (40, 19958141), (49, 16292360), (56, 14255815), (62, 12876220), (70, 11404652), (98, 8146180), (124, 6438110), (140, 5702326), (155, 5150488), (196, 4073090), (217, 3678920), (245, 3258472), (248, 3219055), (280, 2851163), (310, 2575244), (343, 2327480), (392, 2036545), (434, 1839460), (490, 1629236), (620, 1287622), (686, 1163740), (868, 919730), (980, 814618), (1085, 735784), (1240, 643811), (1372, 581870), (1519, 525560), (1715, 465496), (1736, 459865), (1877, 425320), (1960, 407309), (2170, 367892), (2744, 290935), (3038, 262780), (3430, 232748), (3754, 212660), (4340, 183946), (6076, 131390), (6860, 116374), (7508, 106330), (7595, 105112), (8680, 91973), (9385, 85064), (10633, 75080), (12152, 65695), (13139, 60760), (13720, 58187), (15016, 53165), (15190, 52556), (18770, 42532), (21266, 37540), (26278, 30380)]