168487480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 472780800

約数和(自身を除く): 304293320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 47, 49, 56, 59, 62, 70, 94, 98, 118, 124, 140, 155, 188, 196, 217, 235, 236, 245, 248, 280, 295, 310, 329, 376, 392, 413, 434, 470, 472, 490, 590, 620, 658, 826, 868, 940, 980, 1085, 1180, 1240, 1316, 1457, 1519, 1645, 1652, 1736, 1829, 1880, 1960, 2065, 2170, 2303, 2360, 2632, 2773, 2891, 2914, 3038, 3290, 3304, 3658, 4130, 4340, 4606, 5546, 5782, 5828, 6076, 6580, 7285, 7316, 7595, 8260, 8680, 9145, 9212, 10199, 11092, 11515, 11564, 11656, 12152, 12803, 13160, 13865, 14455, 14570, 14632, 15190, 16520, 18290, 18424, 19411, 20398, 22184, 23030, 23128, 25606, 27730, 28910, 29140, 30380, 36580, 38822, 40796, 46060, 50995, 51212, 55460, 57820, 58280, 60760, 64015, 71393, 73160, 77644, 81592, 85963, 89621, 92120, 97055, 101990, 102424, 110920, 115640, 128030, 135877, 142786, 155288, 171926, 179242, 194110, 203980, 256060, 271754, 285572, 343852, 356965, 358484, 388220, 407960, 429815, 448105, 512120, 543508, 571144, 601741, 679385, 687704, 713930, 716968, 776440, 859630, 896210, 1087016, 1203482, 1358770, 1427860, 1719260, 1792420, 2406964, 2717540, 2855720, 3008705, 3438520, 3584840, 4212187, 4813928, 5435080, 6017410, 8424374, 12034820, 16848748, 21060935, 24069640, 33697496, 42121870, 84243740, 168487480]

約数ペア:

[(1, 168487480), (2, 84243740), (4, 42121870), (5, 33697496), (7, 24069640), (8, 21060935), (10, 16848748), (14, 12034820), (20, 8424374), (28, 6017410), (31, 5435080), (35, 4813928), (40, 4212187), (47, 3584840), (49, 3438520), (56, 3008705), (59, 2855720), (62, 2717540), (70, 2406964), (94, 1792420), (98, 1719260), (118, 1427860), (124, 1358770), (140, 1203482), (155, 1087016), (188, 896210), (196, 859630), (217, 776440), (235, 716968), (236, 713930), (245, 687704), (248, 679385), (280, 601741), (295, 571144), (310, 543508), (329, 512120), (376, 448105), (392, 429815), (413, 407960), (434, 388220), (470, 358484), (472, 356965), (490, 343852), (590, 285572), (620, 271754), (658, 256060), (826, 203980), (868, 194110), (940, 179242), (980, 171926), (1085, 155288), (1180, 142786), (1240, 135877), (1316, 128030), (1457, 115640), (1519, 110920), (1645, 102424), (1652, 101990), (1736, 97055), (1829, 92120), (1880, 89621), (1960, 85963), (2065, 81592), (2170, 77644), (2303, 73160), (2360, 71393), (2632, 64015), (2773, 60760), (2891, 58280), (2914, 57820), (3038, 55460), (3290, 51212), (3304, 50995), (3658, 46060), (4130, 40796), (4340, 38822), (4606, 36580), (5546, 30380), (5782, 29140), (5828, 28910), (6076, 27730), (6580, 25606), (7285, 23128), (7316, 23030), (7595, 22184), (8260, 20398), (8680, 19411), (9145, 18424), (9212, 18290), (10199, 16520), (11092, 15190), (11515, 14632), (11564, 14570), (11656, 14455), (12152, 13865), (12803, 13160)]