68415200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 144

約数和(自身を含む): 201237120

約数和(自身を除く): 132821920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 475, 532, 560, 608, 643, 665, 700, 760, 800, 950, 1064, 1120, 1286, 1330, 1400, 1520, 1900, 2128, 2572, 2660, 2800, 3040, 3215, 3325, 3800, 4256, 4501, 5144, 5320, 5600, 6430, 6650, 7600, 9002, 10288, 10640, 12217, 12860, 13300, 15200, 16075, 18004, 20576, 21280, 22505, 24434, 25720, 26600, 32150, 36008, 45010, 48868, 51440, 53200, 61085, 64300, 72016, 85519, 90020, 97736, 102880, 106400, 112525, 122170, 128600, 144032, 171038, 180040, 195472, 225050, 244340, 257200, 305425, 342076, 360080, 390944, 427595, 450100, 488680, 514400, 610850, 684152, 720160, 855190, 900200, 977360, 1221700, 1368304, 1710380, 1800400, 1954720, 2137975, 2443400, 2736608, 3420760, 3600800, 4275950, 4886800, 6841520, 8551900, 9773600, 13683040, 17103800, 34207600, 68415200]

約数ペア:

[(1, 68415200), (2, 34207600), (4, 17103800), (5, 13683040), (7, 9773600), (8, 8551900), (10, 6841520), (14, 4886800), (16, 4275950), (19, 3600800), (20, 3420760), (25, 2736608), (28, 2443400), (32, 2137975), (35, 1954720), (38, 1800400), (40, 1710380), (50, 1368304), (56, 1221700), (70, 977360), (76, 900200), (80, 855190), (95, 720160), (100, 684152), (112, 610850), (133, 514400), (140, 488680), (152, 450100), (160, 427595), (175, 390944), (190, 360080), (200, 342076), (224, 305425), (266, 257200), (280, 244340), (304, 225050), (350, 195472), (380, 180040), (400, 171038), (475, 144032), (532, 128600), (560, 122170), (608, 112525), (643, 106400), (665, 102880), (700, 97736), (760, 90020), (800, 85519), (950, 72016), (1064, 64300), (1120, 61085), (1286, 53200), (1330, 51440), (1400, 48868), (1520, 45010), (1900, 36008), (2128, 32150), (2572, 26600), (2660, 25720), (2800, 24434), (3040, 22505), (3215, 21280), (3325, 20576), (3800, 18004), (4256, 16075), (4501, 15200), (5144, 13300), (5320, 12860), (5600, 12217), (6430, 10640), (6650, 10288), (7600, 9002)]