159347440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 446828544

約数和(自身を除く): 287481104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 67, 70, 80, 112, 124, 134, 137, 140, 155, 217, 248, 268, 274, 280, 310, 335, 434, 469, 496, 536, 548, 560, 620, 670, 685, 868, 938, 959, 1072, 1085, 1096, 1240, 1340, 1370, 1736, 1876, 1918, 2077, 2170, 2192, 2345, 2480, 2680, 2740, 3472, 3752, 3836, 4154, 4247, 4340, 4690, 4795, 5360, 5480, 7504, 7672, 8308, 8494, 8680, 9179, 9380, 9590, 10385, 10960, 14539, 15344, 16616, 16988, 17360, 18358, 18760, 19180, 20770, 21235, 29078, 29729, 33232, 33976, 36716, 37520, 38360, 41540, 42470, 45895, 58156, 59458, 64253, 67952, 72695, 73432, 76720, 83080, 84940, 91790, 116312, 118916, 128506, 145390, 146864, 148645, 166160, 169880, 183580, 232624, 237832, 257012, 284549, 290780, 297290, 321265, 339760, 367160, 475664, 514024, 569098, 581560, 594580, 642530, 734320, 1028048, 1138196, 1163120, 1189160, 1285060, 1422745, 1991843, 2276392, 2378320, 2570120, 2845490, 3983686, 4552784, 5140240, 5690980, 7967372, 9959215, 11381960, 15934744, 19918430, 22763920, 31869488, 39836860, 79673720, 159347440]

約数ペア:

[(1, 159347440), (2, 79673720), (4, 39836860), (5, 31869488), (7, 22763920), (8, 19918430), (10, 15934744), (14, 11381960), (16, 9959215), (20, 7967372), (28, 5690980), (31, 5140240), (35, 4552784), (40, 3983686), (56, 2845490), (62, 2570120), (67, 2378320), (70, 2276392), (80, 1991843), (112, 1422745), (124, 1285060), (134, 1189160), (137, 1163120), (140, 1138196), (155, 1028048), (217, 734320), (248, 642530), (268, 594580), (274, 581560), (280, 569098), (310, 514024), (335, 475664), (434, 367160), (469, 339760), (496, 321265), (536, 297290), (548, 290780), (560, 284549), (620, 257012), (670, 237832), (685, 232624), (868, 183580), (938, 169880), (959, 166160), (1072, 148645), (1085, 146864), (1096, 145390), (1240, 128506), (1340, 118916), (1370, 116312), (1736, 91790), (1876, 84940), (1918, 83080), (2077, 76720), (2170, 73432), (2192, 72695), (2345, 67952), (2480, 64253), (2680, 59458), (2740, 58156), (3472, 45895), (3752, 42470), (3836, 41540), (4154, 38360), (4247, 37520), (4340, 36716), (4690, 33976), (4795, 33232), (5360, 29729), (5480, 29078), (7504, 21235), (7672, 20770), (8308, 19180), (8494, 18760), (8680, 18358), (9179, 17360), (9380, 16988), (9590, 16616), (10385, 15344), (10960, 14539)]