1970642800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3467}}^1$

素因数の和:3528

約数の個数: 180

約数和(自身を含む): 5698999080

約数和(自身を除く): 3728356280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 49, 50, 56, 58, 70, 80, 98, 100, 112, 116, 140, 145, 175, 196, 200, 203, 232, 245, 280, 290, 350, 392, 400, 406, 464, 490, 560, 580, 700, 725, 784, 812, 980, 1015, 1160, 1225, 1400, 1421, 1450, 1624, 1960, 2030, 2320, 2450, 2800, 2842, 2900, 3248, 3467, 3920, 4060, 4900, 5075, 5684, 5800, 6934, 7105, 8120, 9800, 10150, 11368, 11600, 13868, 14210, 16240, 17335, 19600, 20300, 22736, 24269, 27736, 28420, 34670, 35525, 40600, 48538, 55472, 56840, 69340, 71050, 81200, 86675, 97076, 100543, 113680, 121345, 138680, 142100, 169883, 173350, 194152, 201086, 242690, 277360, 284200, 339766, 346700, 388304, 402172, 485380, 502715, 568400, 606725, 679532, 693400, 703801, 804344, 849415, 970760, 1005430, 1213450, 1359064, 1386800, 1407602, 1608688, 1698830, 1941520, 2010860, 2426900, 2513575, 2718128, 2815204, 3397660, 3519005, 4021720, 4247075, 4853800, 4926607, 5027150, 5630408, 6795320, 7038010, 8043440, 8494150, 9707600, 9853214, 10054300, 11260816, 13590640, 14076020, 16988300, 17595025, 19706428, 20108600, 24633035, 28152040, 33976600, 35190050, 39412856, 40217200, 49266070, 56304080, 67953200, 70380100, 78825712, 98532140, 123165175, 140760200, 197064280, 246330350, 281520400, 394128560, 492660700, 985321400, 1970642800]

約数ペア:

[(1, 1970642800), (2, 985321400), (4, 492660700), (5, 394128560), (7, 281520400), (8, 246330350), (10, 197064280), (14, 140760200), (16, 123165175), (20, 98532140), (25, 78825712), (28, 70380100), (29, 67953200), (35, 56304080), (40, 49266070), (49, 40217200), (50, 39412856), (56, 35190050), (58, 33976600), (70, 28152040), (80, 24633035), (98, 20108600), (100, 19706428), (112, 17595025), (116, 16988300), (140, 14076020), (145, 13590640), (175, 11260816), (196, 10054300), (200, 9853214), (203, 9707600), (232, 8494150), (245, 8043440), (280, 7038010), (290, 6795320), (350, 5630408), (392, 5027150), (400, 4926607), (406, 4853800), (464, 4247075), (490, 4021720), (560, 3519005), (580, 3397660), (700, 2815204), (725, 2718128), (784, 2513575), (812, 2426900), (980, 2010860), (1015, 1941520), (1160, 1698830), (1225, 1608688), (1400, 1407602), (1421, 1386800), (1450, 1359064), (1624, 1213450), (1960, 1005430), (2030, 970760), (2320, 849415), (2450, 804344), (2800, 703801), (2842, 693400), (2900, 679532), (3248, 606725), (3467, 568400), (3920, 502715), (4060, 485380), (4900, 402172), (5075, 388304), (5684, 346700), (5800, 339766), (6934, 284200), (7105, 277360), (8120, 242690), (9800, 201086), (10150, 194152), (11368, 173350), (11600, 169883), (13868, 142100), (14210, 138680), (16240, 121345), (17335, 113680), (19600, 100543), (20300, 97076), (22736, 86675), (24269, 81200), (27736, 71050), (28420, 69340), (34670, 56840), (35525, 55472), (40600, 48538)]